Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
MERSEN FUSE 1000VDC NH1 gPV 100A K bolted HP10NH1GPV100B
Mersen E1048666 HP10NH1GPV100B NH1 gPV photovoltaic fuse rated at 100 A and 1000 V DC with DIN type blades for direct mounting.
£71.36
Why Choose the Mersen E1048666 HP10NH1GPV100B Photovoltaic Fuse?
The Mersen E1048666 is a premium NH1 gPV photovoltaic fuse-link engineered specifically to protect modern solar photovoltaic systems against overloads and short circuits. Part of the trusted Mersen HelioProtection® HP10NH range, it provides dependable protection for photovoltaic strings, combiner boxes, inverter DC inputs and associated DC cabling operating at up to 1000 V DC.
Designed for demanding renewable energy applications, the HP10NH series delivers low power losses, excellent resistance to temperature cycling and reliable DC fault interruption. The E1048666 features DIN type blades for direct mounting, allowing secure installation into compatible photovoltaic switchgear and fuse holders whilst maintaining excellent electrical performance throughout its service life.
With a 100 A current rating, 1000 V DC voltage rating and 50 kA DC breaking capacity, the Mersen E1048666 is ideally suited to commercial, industrial and utility-scale photovoltaic installations where dependable protection and long-term reliability are essential.
Key Advantages
- Purpose-designed gPV fuse-link for photovoltaic protection.
- 100 A rated current for high-capacity PV circuits.
- 1000 V DC operating voltage.
- 50 kA DC breaking capacity for reliable fault interruption.
- DIN type blades for direct mounting.
- Low power dissipation improves photovoltaic system efficiency.
- Manufactured by trusted circuit protection specialist Mersen.
Key Features
- Manufacturer: Mersen.
- Series: HelioProtection® HP10NH.
- Catalogue number: HP10NH1GPV100B.
- Manufacturer part number: E1048666.
- Fuse type: NH1 gPV photovoltaic fuse-link.
- Rated current: 100 A.
- Rated voltage: 1000 V DC.
- DIN type blades for direct mounting.
- Silver-plated copper terminals.
- Designed for photovoltaic string and combiner protection.
Reliable Protection for Solar Power Systems
Purpose-designed photovoltaic fuse-links provide essential protection against overloads and short circuits within DC solar arrays. Correctly specified gPV fuses help protect photovoltaic modules, combiner boxes, inverter equipment and associated cabling whilst reducing downtime and improving overall system reliability.
The Mersen HelioProtection® HP10NH range has been developed specifically for photovoltaic applications, combining durable construction, low power losses and dependable fault interruption for commercial and utility-scale renewable energy systems.
Typical Applications
- Solar PV string protection.
- PV combiner and recombiner boxes.
- Inverter DC input protection.
- Commercial rooftop photovoltaic systems.
- Utility-scale solar farms.
- Renewable energy distribution equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Voltage | 1000 V | |
|---|---|---|
| Current | 100 A | |
| Device Type | Fuse link | |
| Fuse Type | NH (DIN), PV (gPV) | |
| Fuse Size | NH1 | |
| Fuse Class | gPV | |
| Manufacturer | Mersen | |
| Series | HelioProtection® HP10NH | |
| Manufacturer part number | E1048666 | |
| Catalogue number | HP10NH1GPV100B | |
| Product type | NH1 gPV photovoltaic fuse-link | |
| Rated current | 100 A | |
| Rated voltage | 1000 V DC IEC / UL | |
| Fuse characteristic | gPV | |
| Fuse size | NH1 | |
| Terminal type | DIN type blades for direct mounting | |
| Breaking capacity | 50 kA DC @ 1000 V | |
| Frequency | 50 / 60 Hz | |
| Power dissipation at rated current | 17 W | |
| Power dissipation at 70% rated current | 7.2 W | |
| Dimensions (L × W × H) | 135 × 39.5 × 55.5 mm | |
| Weight | Approx. 0.4 kg | |
| Standards | IEC 60269-6, UL 2579 | |
| EAN | 3605340577877 | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen E1048666 used for?
The Mersen E1048666 protects photovoltaic DC circuits against overloads and short circuits in solar power installations.
What is the current rating of this fuse?
This fuse has a 100 A rated current.
What voltage is this fuse designed for?
The HP10NH1GPV100B is designed for photovoltaic systems operating at up to 1000 V DC.
What type of terminals does this fuse use?
This version features DIN type blades for direct mounting, making it suitable for compatible photovoltaic fuse holders and switchgear.
Which standards does this fuse comply with?
The fuse complies with IEC 60269-6 and UL 2579 photovoltaic fuse standards.
Trusted by Renewable Energy Professionals
Mersen HelioProtection® photovoltaic fuse-links are trusted worldwide by solar installers, EPC contractors and renewable energy engineers for dependable protection of commercial and utility-scale photovoltaic systems.
