Semiconductor Fuse Holder‑GFEV/400H AC/DC Semiconductor Fuse Holder,Phenolic Plastic UL‑94V0,50‑1000A 500‑1500V
GFEV/400H semiconductor fuse holder, phenolic plastic UL‑94V0,50‑1000A 500‑1500V, withstand 200kA for charging pile, DC power supply and energy‑storage battery.
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GFEV/400H AC/DC Semiconductor Fuse Holder is ultra‑high‑current heavy‑duty semiconductor fuse holder for large‑size semiconductor / high‑speed fuses. Base adopts phenolic plastics with UL‑94V‑0 flame‑retardant grade. Hardware contact is made of 8.8‑strength carbon steel. Electrical performance: 50A‑1000A, 500V‑1500V AC/DC, withstand 200kA short‑circuit current. This robust fuse holder is widely applied for new‑energy charging piles, DC power supplies and large‑capacity energy‑storage battery cabinet over‑current & short‑circuit protection.
Product At A Glance
| Item | Parameter |
|---|---|
| Product Model | GFEV/400H AC/DC Semiconductor Fuse Holder |
| Base Material | Phenolic plastics |
| Flame Retardant Grade | UL‑94V0 |
| Hardware Contact | Carbon steel, 8.8 strength |
| Current Range | 50A‑1000A |
| Voltage Range | 500V‑1500V AC/DC |
| Withstand Short‑circuit Current | 200kA |
Key Features
- Ultra‑high‑current capability: 50‑1000A, 500‑1500V AC/DC, withstand severe short‑circuit current up to 200kA
- Phenolic plastic base with UL‑94V‑0 flame‑retardant property, excellent heat‑resistance for heavy‑duty new‑energy operating environment
- 8.8‑strength carbon‑steel hardware contact, outstanding mechanical strength and high‑current carrying performance
- Large‑size block‑type structure, designed for high‑power semiconductor / high‑speed fuse installation
- Suitable for cabinet‑mount installation inside charging‑pile and large‑scale energy‑storage equipment
- Engineered for new‑energy heavy‑current protection scenarios, anti‑aging and anti‑vibration for long‑term cabinet‑running
Application Overview
Large‑capacity energy‑storage and high‑power charging‑pile systems require dedicated semiconductor high‑speed fuse protection. GFEV®‑400H fuse holder needs to be matched with qualified semiconductor / high‑speed fuse links according to actual system voltage, current and short‑circuit parameters.
Critical Tip: Always select fuse links whose breaking capacity exceeds system short‑circuit current. Strictly follow screw torque requirements from official datasheet during installation.
Installation Steps
- Securely fasten the fuse holder to equipment mounting plate.
- Connect heavy‑duty power conductors to screw terminals, tighten to torque specified on datasheet.
- Insert correctly‑rated semiconductor / high‑speed fuse link.
- Double‑check terminal tightness and mechanical fixation condition.
- Contact sales team for custom technical requirements for bulk‑order projects.
Typical Applications
- High‑power new‑energy charging pile internal circuit protection
- Large‑capacity Battery Energy Storage System (BESS) DC feeder protection
- High‑power DC power‑supply equipment protection
- Industrial heavy‑current converter and inverter protection
- New‑energy heavy‑power equipment semiconductor‑fuse protection assemblies
Pair this GFEV/400H fuse holder with our matching semiconductor high‑speed fuses for complete ultra‑high‑current new‑energy AC‑DC protection solution.
Safety Reminders
- Completely cut‑off AC / DC power supply before fuse replacement. Strictly prohibit live‑line high‑voltage & heavy‑current operation.
- Observe datasheet‑specified screw torque; insufficient torque will result in severe over‑heating under full‑load ultra‑high‑current condition.
- Must use certified semiconductor / high‑speed special fuses. Ordinary general‑purpose fuses cannot be used for heavy‑power new‑energy equipment.
- Refer to official datasheet dimension drawings and full electrical parameters before mass‑procurement.
Часто задаваемые вопросы
Q: What is GFEV/400H semiconductor fuse holder?
A: GFEV/400H is ultra‑high‑current AC/DC semiconductor fuse holder. It adopts phenolic plastics UL‑94V0 base and 8.8‑strength carbon‑steel contact. Rated 50‑1000A,500‑1500V AC/DC, withstand 200kA short‑circuit current for charging pile, DC power‑supply and large‑capacity energy‑storage battery equipment.
Q: What are electrical specifications of GFEV/400H?
A: Current range:50A‑1000A; voltage range:500V‑1500V AC/DC; withstand short‑circuit current up to 200kA.
Q: What material is adopted for base and contact hardware?
A: Base: phenolic plastics with UL‑94V0 flame‑retardant grade; hardware contact: 8.8‑strength carbon steel.
Q: What fuse should be matched for this fuse holder?
A: It is designed for semiconductor / high‑speed fuses. Make sure fuse breaking capacity is higher than system short‑circuit current before ordering.
Q: Where is GFEV/400H widely used?
A: Mainly applied for high‑power charging piles, large‑capacity energy‑storage battery cabinets, heavy‑current DC power supplies and industrial high‑power converter‑inverter equipment protection.
Request Quotation & Technical Support
Please provide your order quantity and system electrical parameters. Our engineering team can provide datasheet, bulk‑price quotation and component‑selection guidance for your ultra‑high‑current new‑energy protection‑projects.
GFEV/400H AC/DC Semiconductor Fuse Holder · EssFuse. Confirm datasheet dimension and electrical specs before mass‑production.




