{"product_id":"mc4-inline-fuse-connector-20a-1000v","title":"MC4 In-Line Fuse Connector, 20 A, 1000 V DC | String Fuse Holder with Fuse | 4904-1020","description":"\u003ch1\u003eConversions Tech MC4 Connector with 20A Fuse — Inline Solar PV Protection (IP67 Rated)\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eConversions Tech MC4 Connector with 20A Fuse\u003c\/strong\u003e is a high-performance inline fuse connector designed to provide reliable overload protection and secure connectivity in solar photovoltaic (PV) systems. Engineered for solar panels equipped with \u003cstrong\u003estandard MC4-style connectors\u003c\/strong\u003e, this inline fuse assembly acts as a critical safety link between the solar array and inverter or controller. Featuring a \u003cstrong\u003ecrimp-style connection\u003c\/strong\u003e for superior electrical stability and reduced contact resistance, this unit ensures long-term performance even under harsh outdoor conditions.\u003c\/p\u003e\n\u003ch2\u003eKey Features and Advantages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated 20A Fuse Protection:\u003c\/strong\u003e Safeguards solar modules, inverters, and charge controllers from overload currents and short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMC4-Compatible Design:\u003c\/strong\u003e Fully compatible with standard \u003cstrong\u003eMulti-Contact MC4\u003c\/strong\u003e connectors and equivalent models used in modern solar systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrimp-Type Connection:\u003c\/strong\u003e Provides a stable, vibration-resistant connection superior to conventional spring or clamp-style fuses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Cable Support:\u003c\/strong\u003e Accommodates \u003cstrong\u003e2.5 mm², 4 mm², and 6 mm²\u003c\/strong\u003e solar cables for versatile installation across PV systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeatherproof IP67 Rating:\u003c\/strong\u003e Dust-tight and waterproof housing ensures reliable operation for over a decade in outdoor installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-Resistant Construction:\u003c\/strong\u003e Built to withstand continuous sunlight exposure without degradation or loss of insulation properties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick-Replace Fuse Design:\u003c\/strong\u003e Inline fuse module allows fast replacement without disconnecting the main MC4 connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Durability:\u003c\/strong\u003e Engineered for field longevity, maintaining stable contact performance across thermal cycles and environmental stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMC4 Connector with Inline Fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuse Rating:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 Amp (10×85 mm Solar Fuse Type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Type:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCrimp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-Contact MC4 and Equivalent Connector Types\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Compatibility:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 mm² \/ 4 mm² \/ 6 mm² Solar PV Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1000 V DC (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67 — Waterproof and Dustproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e−40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUV-Stabilized PPO + Copper Alloy Contacts (Tin Plated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eService Life:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10+ Years (Outdoor Rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC 61215, IEC 61730, UL 6703\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eRecommended Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSolar PV panel-to-inverter connection protection\u003c\/li\u003e\n\u003cli\u003eOff-grid and hybrid renewable energy systems\u003c\/li\u003e\n\u003cli\u003eBattery charging systems and combiner boxes\u003c\/li\u003e\n\u003cli\u003eCommercial and residential rooftop installations\u003c\/li\u003e\n\u003cli\u003eUtility-scale solar farms and microgrid systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"margin: 20px 0;\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQs)\u003c\/h2\u003e\n\u003cdiv class=\"faq-section\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e1. What does the MC4 connector with fuse do?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eIt provides inline overcurrent protection between solar panels and the inverter or charge controller, preventing system damage due to overloads or short circuits.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e2. What is the fuse rating for this connector?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThis unit includes a \u003cstrong\u003e20A inline fuse\u003c\/strong\u003e rated up to \u003cstrong\u003e1000 V DC\u003c\/strong\u003e, ideal for most medium- and large-scale PV systems.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e3. Is it compatible with standard MC4 connectors?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. It is fully compatible with \u003cstrong\u003eMulti-Contact MC4\u003c\/strong\u003e and equivalent connectors used globally in solar installations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e4. How is this version different from a regular fuse holder?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eUnlike traditional fuse holders, this model uses a \u003cstrong\u003ecrimp connection\u003c\/strong\u003e to ensure long-term stability, reducing resistance and preventing loosening over time.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e5. Can I replace the fuse without removing the connectors?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. The inline fuse housing is designed for quick replacement while keeping the main MC4 connection intact.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e6. What cable sizes can it accept?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe connector supports \u003cstrong\u003e2.5 mm², 4 mm², and 6 mm²\u003c\/strong\u003e solar PV cables, making it suitable for most panel and inverter wiring configurations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e7. Is it waterproof?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. It has an \u003cstrong\u003eIP67 waterproof rating\u003c\/strong\u003e, ensuring long-term outdoor performance even in harsh weather conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e8. How long will it last in the field?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eIt is designed to last over \u003cstrong\u003e10 years\u003c\/strong\u003e outdoors under continuous UV and environmental exposure.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e9. Can I use this fuse connector in parallel solar string setups?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes. It’s suitable for parallel or series configurations in both rooftop and utility-scale PV systems.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003e10. Who manufactures this connector?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eAll MC4 fuse connectors are engineered and quality-tested by \u003cstrong\u003eConversions Tech\u003c\/strong\u003e in compliance with IEC and UL solar connector standards.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003chr style=\"margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cem\u003e© 2023 Conversions Tech. All rights reserved.\u003c\/em\u003e\u003c\/p\u003e","brand":"Conversions Tech","offers":[{"title":"Default Title","offer_id":41507640442932,"sku":"4904-1020","price":10.91,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0291\/8445\/8804\/files\/solar-panel-mc4-connector-1000-volts-with-20a-fuse-1157098787.png?v=1745414416","url":"https:\/\/conversionstech.com\/products\/mc4-inline-fuse-connector-20a-1000v","provider":"Conversions Tech","version":"1.0","type":"link"}