{"product_id":"istabreeze®-heli-4-on-grid-off-grid-wind-turbine-4kw-generator","title":"Heli 4 – On Grid\/Off Grid Wind Turbine 4kW Generator","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"157\" data-start=\"87\" data-section-id=\"1rogmj3\"\u003eHeli 4.0 Wind Generator | Off-Grid or On-Grid Selection\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch2 data-end=\"227\" data-start=\"159\" data-section-id=\"3rjdkf\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-end=\"227\" data-start=\"159\" data-section-id=\"3rjdkf\"\u003ePremium Helical Wind Engineering with Powerful System Flexibility\u003c\/h2\u003e\n\u003cp data-end=\"560\" data-start=\"229\"\u003eThe \u003cstrong data-end=\"258\" data-start=\"233\"\u003eHeli 4.0\u003c\/strong\u003e is a premium heli wind generator designed for reliable, long-term energy generation with a robust and professional-grade construction. Depending on the selected configuration, the system can be prepared for \u003cstrong data-end=\"493\" data-start=\"469\"\u003e48V battery charging\u003c\/strong\u003e or for \u003cstrong data-end=\"520\" data-start=\"501\"\u003eon-grid feed-in\u003c\/strong\u003e with a suitable wind grid-tie inverter.\u003c\/p\u003e\n\u003cp data-end=\"741\" data-start=\"562\"\u003eWith its large helical rotor design, durable nacelle structure and advanced bearing system, the Heli 4.0 delivers a strong balance of performance, stability and long service life.\u003c\/p\u003e\n\u003ch2 data-end=\"800\" data-start=\"748\" data-section-id=\"1szdchd\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-end=\"800\" data-start=\"748\" data-section-id=\"1szdchd\"\u003eEngineered for Strength and Long-Term Reliability\u003c\/h2\u003e\n\u003cp data-end=\"1085\" data-start=\"802\"\u003eThe Heli 4.0 is equipped with an additional azimuth bearing system designed to support smooth movement and stable operation. This double-bearing plain bearing construction includes grease nipples for relubrication, helping to support long-term durability and reduced mechanical wear.\u003c\/p\u003e\n\u003cp data-end=\"1262\" data-start=\"1087\"\u003eThe rotor blades and nacelle cover are manufactured and finished using a hand lamination process, ensuring a strong, carefully crafted structure with a premium-quality finish.\u003c\/p\u003e\n\u003cstyle\u003e\n  .pf-datasheet {\n    --pf-green: #5E9959;\n    --pf-soft-green: #A7C7A3;\n    --pf-dark: #263238;\n    --pf-text: #4a4a4a;\n    --pf-border: #dfe7df;\n    --pf-bg: #f7faf7;\n\n    max-width: 1100px;\n    margin: 32px auto;\n    font-family: Arial, Helvetica, sans-serif;\n    color: var(--pf-text);\n    background: #ffffff;\n    border: 1px solid var(--pf-border);\n    border-radius: 22px;\n    overflow: hidden;\n    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.07);\n  }\n\n  .pf-datasheet * {\n    box-sizing: border-box;\n  }\n\n  .pf-datasheet-header {\n    background: linear-gradient(135deg, var(--pf-green), var(--pf-soft-green));\n    padding: 34px 38px;\n    color: #ffffff;\n  }\n\n  .pf-datasheet-badge {\n    display: inline-block;\n    margin-bottom: 14px;\n    padding: 7px 14px;\n    border-radius: 999px;\n    background: rgba(255, 255, 255, 0.18);\n    border: 1px solid rgba(255, 255, 255, 0.35);\n    font-size: 12px;\n    font-weight: 700;\n    letter-spacing: 0.7px;\n    text-transform: uppercase;\n  }\n\n  .pf-datasheet-header h2 {\n    margin: 0;\n    font-size: 32px;\n    line-height: 1.2;\n    font-weight: 700;\n    color: #ffffff;\n  }\n\n  .pf-datasheet-header p {\n    max-width: 760px;\n    margin: 12px 0 0;\n    font-size: 16px;\n    line-height: 1.6;\n    color: rgba(255, 255, 255, 0.92);\n  }\n\n  .pf-highlight-grid {\n    display: grid;\n    grid-template-columns: repeat(4, 1fr);\n    gap: 14px;\n    padding: 24px 28px;\n    background: var(--pf-bg);\n    border-bottom: 1px solid var(--pf-border);\n  }\n\n  .pf-highlight-card {\n    background: #ffffff;\n    border: 1px solid var(--pf-border);\n    border-radius: 16px;\n    padding: 18px;\n  }\n\n  .pf-highlight-card span {\n    display: block;\n    margin-bottom: 8px;\n    color: var(--pf-green);\n    font-size: 12px;\n    font-weight: 700;\n    letter-spacing: 0.5px;\n    text-transform: uppercase;\n  }\n\n  .pf-highlight-card strong {\n    display: block;\n    color: var(--pf-dark);\n    font-size: 23px;\n    line-height: 1.2;\n  }\n\n  .pf-datasheet-body {\n    padding: 30px;\n  }\n\n  .pf-spec-section {\n    margin-bottom: 30px;\n  }\n\n  .pf-section-title {\n    display: flex;\n    align-items: center;\n    gap: 12px;\n    margin-bottom: 15px;\n  }\n\n  .pf-section-title::before {\n    content: \"\";\n    width: 8px;\n    height: 30px;\n    border-radius: 999px;\n    background: var(--pf-green);\n    flex: 0 0 auto;\n  }\n\n  .pf-section-title h3 {\n    margin: 0;\n    color: var(--pf-green);\n    font-size: 21px;\n    line-height: 1.3;\n    font-weight: 700;\n  }\n\n  .pf-spec-table {\n    border: 1px solid var(--pf-border);\n    border-radius: 16px;\n    overflow: hidden;\n    background: #ffffff;\n  }\n\n  .pf-spec-row {\n    display: grid;\n    grid-template-columns: 42% 58%;\n    min-height: 54px;\n    border-bottom: 1px solid var(--pf-border);\n  }\n\n  .pf-spec-row:last-child {\n    border-bottom: none;\n  }\n\n  .pf-spec-row:nth-child(even) {\n    background: #fbfdfb;\n  }\n\n  .pf-spec-label {\n    display: flex;\n    align-items: center;\n    padding: 15px 18px;\n    background: rgba(167, 199, 163, 0.22);\n    color: var(--pf-dark);\n    font-size: 15px;\n    font-weight: 700;\n    line-height: 1.4;\n  }\n\n  .pf-spec-value {\n    display: flex;\n    align-items: center;\n    padding: 15px 20px;\n    color: var(--pf-text);\n    font-size: 15px;\n    font-weight: 500;\n    line-height: 1.5;\n    text-align: left;\n  }\n\n  .pf-note {\n    margin-top: 28px;\n    padding: 18px 20px;\n    border-radius: 14px;\n    background: rgba(167, 199, 163, 0.18);\n    border-left: 5px solid var(--pf-green);\n    color: var(--pf-dark);\n    font-size: 15px;\n    line-height: 1.6;\n  }\n\n  @media (max-width: 768px) {\n    .pf-datasheet {\n      margin: 24px auto;\n      border-radius: 18px;\n    }\n\n    .pf-datasheet-header {\n      padding: 28px 22px;\n    }\n\n    .pf-datasheet-header h2 {\n      font-size: 25px;\n    }\n\n    .pf-highlight-grid {\n      grid-template-columns: repeat(2, 1fr);\n      padding: 20px;\n    }\n\n    .pf-datasheet-body {\n      padding: 22px;\n    }\n\n    .pf-spec-row {\n      grid-template-columns: 44% 56%;\n    }\n\n    .pf-spec-label,\n    .pf-spec-value {\n      padding: 13px 14px;\n      font-size: 14px;\n    }\n  }\n\n  @media (max-width: 480px) {\n    .pf-highlight-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .pf-spec-row {\n      grid-template-columns: 45% 55%;\n    }\n\n    .pf-section-title h3 {\n      font-size: 19px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"pf-datasheet\"\u003e\n\u003cdiv class=\"pf-datasheet-header\"\u003e\n\u003cspan class=\"pf-datasheet-badge\"\u003eTechnical Datasheet\u003c\/span\u003e\n\u003ch2\u003eIstaBreeze Heli 4.0 Off-Grid 48V Wind Turbine\u003c\/h2\u003e\n\u003cp\u003eHeavy-duty 48V off-grid wind turbine designed for powerful low-RPM wind energy generation and battery-based systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-grid\"\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eRated Power\u003c\/span\u003e \u003cstrong\u003e3.8 kW\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eMaximum Performance\u003c\/span\u003e \u003cstrong\u003e7.4 kW\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eRotor Diameter\u003c\/span\u003e \u003cstrong\u003e3.0 m\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eEfficiency\u003c\/span\u003e \u003cstrong\u003e92%\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-datasheet-body\"\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eWind Turbine Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eCurrent\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e48 V: 80 A \/ Grid: 20 A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eAlternator\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3-phase permanent magnet alternator with high-efficiency NdFeB magnets, resistant up to 150°C. Alternator weight: 31 kg.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOperating Range\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e120 RPM – 440 RPM, low-RPM wind turbine design\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOuter Element\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003ePaint-coated steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOuter Coating\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eHand-laminated GRP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eSpeed Range\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e0 RPM – 600 RPM\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eMaximum Performance\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e7.4 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eAutomatic Storm Safety\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e13 m\/s, rotor tilted\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003ePackage Dimensions\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003ePackage 1: 60 × 60 × 85 cm \/ 113 kg\u003cbr\u003ePackage 2: 160 × 30 × 30 cm \/ 23 kg\u003cbr\u003eTotal weight: 136 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eSystem Voltage\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e48 V\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eEfficiency\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e92%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eDirection\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eAll directions\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eRated Power\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003ePower Transmission\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eSlip ring system, pre-mounted on the support element to prevent cable twisting or bending.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eWind Speed Data\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eInitial Wind Speed\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3 m\/s\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eMaximum Wind Speed\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e12–13 m\/s\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eBlade Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Weight\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e2900 g per blade\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Material\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eGRP, hand-laminated, produced in Germany\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eRotor Diameter\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3.0 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eNoise Level\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e40 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Length\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e150 cm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eRequired Equipment\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBattery Group\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eSuitable battery group: min. 7200 W – max. 14400 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-note\"\u003eFor safe and efficient operation, this wind turbine should be used with a compatible charge controller and a suitable 48V battery system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  .pf-datasheet {\n    --pf-green: #5E9959;\n    --pf-soft-green: #A7C7A3;\n    --pf-dark: #263238;\n    --pf-text: #4a4a4a;\n    --pf-border: #dfe7df;\n    --pf-bg: #f7faf7;\n\n    max-width: 1100px;\n    margin: 32px auto;\n    font-family: Arial, Helvetica, sans-serif;\n    color: var(--pf-text);\n    background: #ffffff;\n    border: 1px solid var(--pf-border);\n    border-radius: 22px;\n    overflow: hidden;\n    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.07);\n  }\n\n  .pf-datasheet * {\n    box-sizing: border-box;\n  }\n\n  .pf-datasheet-header {\n    background: linear-gradient(135deg, var(--pf-green), var(--pf-soft-green));\n    padding: 34px 38px;\n    color: #ffffff;\n  }\n\n  .pf-datasheet-badge {\n    display: inline-block;\n    margin-bottom: 14px;\n    padding: 7px 14px;\n    border-radius: 999px;\n    background: rgba(255, 255, 255, 0.18);\n    border: 1px solid rgba(255, 255, 255, 0.35);\n    font-size: 12px;\n    font-weight: 700;\n    letter-spacing: 0.7px;\n    text-transform: uppercase;\n  }\n\n  .pf-datasheet-header h2 {\n    margin: 0;\n    font-size: 32px;\n    line-height: 1.2;\n    font-weight: 700;\n    color: #ffffff;\n  }\n\n  .pf-datasheet-header p {\n    max-width: 760px;\n    margin: 12px 0 0;\n    font-size: 16px;\n    line-height: 1.6;\n    color: rgba(255, 255, 255, 0.92);\n  }\n\n  .pf-highlight-grid {\n    display: grid;\n    grid-template-columns: repeat(4, 1fr);\n    gap: 14px;\n    padding: 24px 28px;\n    background: var(--pf-bg);\n    border-bottom: 1px solid var(--pf-border);\n  }\n\n  .pf-highlight-card {\n    background: #ffffff;\n    border: 1px solid var(--pf-border);\n    border-radius: 16px;\n    padding: 18px;\n  }\n\n  .pf-highlight-card span {\n    display: block;\n    margin-bottom: 8px;\n    color: var(--pf-green);\n    font-size: 12px;\n    font-weight: 700;\n    letter-spacing: 0.5px;\n    text-transform: uppercase;\n  }\n\n  .pf-highlight-card strong {\n    display: block;\n    color: var(--pf-dark);\n    font-size: 23px;\n    line-height: 1.2;\n  }\n\n  .pf-datasheet-body {\n    padding: 30px;\n  }\n\n  .pf-spec-section {\n    margin-bottom: 30px;\n  }\n\n  .pf-section-title {\n    display: flex;\n    align-items: center;\n    gap: 12px;\n    margin-bottom: 15px;\n  }\n\n  .pf-section-title::before {\n    content: \"\";\n    width: 8px;\n    height: 30px;\n    border-radius: 999px;\n    background: var(--pf-green);\n    flex: 0 0 auto;\n  }\n\n  .pf-section-title h3 {\n    margin: 0;\n    color: var(--pf-green);\n    font-size: 21px;\n    line-height: 1.3;\n    font-weight: 700;\n  }\n\n  .pf-spec-table {\n    border: 1px solid var(--pf-border);\n    border-radius: 16px;\n    overflow: hidden;\n    background: #ffffff;\n  }\n\n  .pf-spec-row {\n    display: grid;\n    grid-template-columns: 42% 58%;\n    min-height: 54px;\n    border-bottom: 1px solid var(--pf-border);\n  }\n\n  .pf-spec-row:last-child {\n    border-bottom: none;\n  }\n\n  .pf-spec-row:nth-child(even) {\n    background: #fbfdfb;\n  }\n\n  .pf-spec-label {\n    display: flex;\n    align-items: center;\n    padding: 15px 18px;\n    background: rgba(167, 199, 163, 0.22);\n    color: var(--pf-dark);\n    font-size: 15px;\n    font-weight: 700;\n    line-height: 1.4;\n  }\n\n  .pf-spec-value {\n    display: flex;\n    align-items: center;\n    padding: 15px 20px;\n    color: var(--pf-text);\n    font-size: 15px;\n    font-weight: 500;\n    line-height: 1.5;\n    text-align: left;\n  }\n\n  .pf-note {\n    margin-top: 28px;\n    padding: 18px 20px;\n    border-radius: 14px;\n    background: rgba(167, 199, 163, 0.18);\n    border-left: 5px solid var(--pf-green);\n    color: var(--pf-dark);\n    font-size: 15px;\n    line-height: 1.6;\n  }\n\n  @media (max-width: 768px) {\n    .pf-datasheet {\n      margin: 24px auto;\n      border-radius: 18px;\n    }\n\n    .pf-datasheet-header {\n      padding: 28px 22px;\n    }\n\n    .pf-datasheet-header h2 {\n      font-size: 25px;\n    }\n\n    .pf-highlight-grid {\n      grid-template-columns: repeat(2, 1fr);\n      padding: 20px;\n    }\n\n    .pf-datasheet-body {\n      padding: 22px;\n    }\n\n    .pf-spec-row {\n      grid-template-columns: 44% 56%;\n    }\n\n    .pf-spec-label,\n    .pf-spec-value {\n      padding: 13px 14px;\n      font-size: 14px;\n    }\n  }\n\n  @media (max-width: 480px) {\n    .pf-highlight-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .pf-spec-row {\n      grid-template-columns: 45% 55%;\n    }\n\n    .pf-section-title h3 {\n      font-size: 19px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"pf-datasheet\"\u003e\n\u003cdiv class=\"pf-datasheet-header\"\u003e\n\u003cspan class=\"pf-datasheet-badge\"\u003eTechnical Datasheet\u003c\/span\u003e\n\u003ch2\u003eIstaBreeze Heli 4.0 On-Grid Wind Turbine\u003c\/h2\u003e\n\u003cp\u003eHeavy-duty on-grid wind turbine designed for powerful low-RPM wind energy generation and high-efficiency grid-tie applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-grid\"\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eRated Power\u003c\/span\u003e \u003cstrong\u003e3.8 kW\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eMaximum Performance\u003c\/span\u003e \u003cstrong\u003e7.4 kW\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eRotor Diameter\u003c\/span\u003e \u003cstrong\u003e3.0 m\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-highlight-card\"\u003e\n\u003cspan\u003eEfficiency\u003c\/span\u003e \u003cstrong\u003e92%\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-datasheet-body\"\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eWind Turbine Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eCurrent\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eGrid: 20 A \/ 48 V: 80 A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eAlternator\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3-phase permanent magnet alternator with high-efficiency NdFeB magnets, resistant up to 150°C. Alternator weight: 31 kg.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOperating Range\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e120 RPM – 440 RPM, low-RPM wind turbine design\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOuter Element\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003ePaint-coated steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eOuter Coating\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eHand-laminated GRP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eSpeed Range\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e0 RPM – 600 RPM\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eMaximum Performance\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e7.4 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eAutomatic Storm Safety\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e13 m\/s, rotor tilted\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003ePackage Dimensions\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003ePackage 1: 60 × 60 × 85 cm \/ 113 kg\u003cbr\u003ePackage 2: 160 × 30 × 30 cm \/ 23 kg\u003cbr\u003eTotal weight: 136 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eSystem Voltage\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e48 V\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eEfficiency\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e92%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eDirection\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eAll directions\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eRated Power\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003ePower Transmission\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eSlip ring system, pre-mounted on the support element to prevent cable twisting or bending.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eWind Speed Data\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eInitial Wind Speed\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3 m\/s\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eMaximum Wind Speed\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e12–13 m\/s\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-section\"\u003e\n\u003cdiv class=\"pf-section-title\"\u003e\n\u003ch3\u003eBlade Specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-table\"\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Weight\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e2900 g per blade\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Material\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003eGRP, hand-laminated, produced in Germany\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eRotor Diameter\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e3.0 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eNoise Level\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e40 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-row\"\u003e\n\u003cdiv class=\"pf-spec-label\"\u003eBlade Length\u003c\/div\u003e\n\u003cdiv class=\"pf-spec-value\"\u003e150 cm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pf-note\"\u003eFor safe and efficient operation, this wind turbine should be used with a compatible on-grid wind inverter and suitable electrical protection equipment.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mağazam","offers":[{"title":"Heli 4.0 Off-Grid Battery System","offer_id":49738933862639,"sku":"HELI4OFF","price":3380.0,"currency_code":"GBP","in_stock":false},{"title":"Heli 4.0 Grid-Tie Power Feed-In System","offer_id":49738933895407,"sku":"HELI4ON","price":3380.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0804\/4842\/2127\/files\/Untitled-July06_2026at13.28.24.png?v=1783333745","url":"https:\/\/power-forge.shop\/products\/istabreeze%c2%ae-heli-4-on-grid-off-grid-wind-turbine-4kw-generator","provider":"POWERFORGE LTD","version":"1.0","type":"link"}