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MERSEN FUSE SP 36 121 SP36121
Mersen B1026353 SP36121 open single-pole photovoltaic fuse base rated at 250 A and 1500 V DC for NH1XL and Size 121 gPV blade fuse-links.
£125.19
Why Choose the Mersen B1026353 Photovoltaic Fuse Base?
The Mersen B1026353, catalogue reference SP36121, is an open single-pole fuse base designed for the secure installation of NH1XL and Size 121 gPV photovoltaic fuse-links in high-voltage DC solar applications. Part of the Mersen HelioProtection® HP12NHXL range, it provides a reliable mounting solution for utility-scale photovoltaic systems operating at up to 1500 V DC.
Designed specifically for photovoltaic protection systems, the SP36121 offers a robust open construction with screw mounting, making it suitable for installation inside combiner boxes, inverter cabinets and renewable energy distribution panels. Its heavy-duty design ensures dependable electrical contact while allowing straightforward fuse replacement during routine maintenance.
With a 250 A rated current, 1500 V DC insulation capability and compatibility with NH1XL and Size 121 blade-type photovoltaic fuse-links, the B1026353 is ideal for commercial and utility-scale solar installations requiring dependable long-term performance.
Key Advantages
- Designed specifically for 1500 V DC photovoltaic systems.
- 250 A rated current for high-capacity solar installations.
- Compatible with NH1XL and Size 121 gPV fuse-links.
- Open construction provides easy inspection and fuse replacement.
- Heavy-duty screw mounting for secure installation.
- Suitable for commercial and utility-scale photovoltaic systems.
Key Features
- Mersen HelioProtection® fuse base.
- Manufacturer reference: B1026353.
- Catalogue number: SP36121.
- 250 A rated current.
- 1500 V DC rated voltage.
- Rated impulse withstand voltage: 8 kV.
- Open single-pole construction.
- Screw mounting design.
- Compatible with NH1XL and Size 121 blade fuse-links.
- Designed for photovoltaic combiner and distribution equipment.
Reliable Fuse Mounting for Utility-Scale Solar Installations
Fuse bases provide the secure mechanical and electrical connection required for replaceable photovoltaic fuse-links. The Mersen B1026353 is engineered to maintain reliable contact pressure while supporting safe installation and straightforward fuse replacement in high-voltage DC systems.
Its 1500 V DC rating makes it particularly suitable for modern utility-scale photovoltaic installations, helping engineers build reliable combiner boxes and DC distribution assemblies that meet demanding renewable energy requirements.
Typical Applications
- Photovoltaic combiner boxes.
- Utility-scale solar farms.
- Commercial solar installations.
- Inverter DC protection assemblies.
- Renewable energy DC distribution systems.
- High-voltage photovoltaic switchboards.
- Solar power control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Poles | 1-pole | |
|---|---|---|
| Device Type | Fuse base / holder | |
| Fuse Type | PV (gPV) | |
| Current | 250 A | |
| Voltage | 1500 V | |
| Manufacturer | Mersen | |
| Series | HelioProtection® HP12NHXL | |
| Model | B1026353 | |
| Catalogue number | SP36121 | |
| Product type | Photovoltaic fuse base | |
| Rated current | 250 A | |
| Rated voltage | 1500 V DC | |
| Rated impulse withstand voltage | 8 kV | |
| Compatible fuse size | NH1XL and Size 121 gPV fuse-links | |
| Number of poles | 1 | |
| Design | Open | |
| Mounting type | Screw mounting | |
| Power acceptance | 59 W | |
| Weight | Approx. 1.34 kg | |
| EAN | 3605340529081 |
Frequently Asked Questions
What is the Mersen B1026353 used for?
The Mersen B1026353 is used to mount NH1XL and Size 121 photovoltaic fuse-links safely within high-voltage DC solar power systems.
What current is the B1026353 rated for?
The fuse base has a rated current of 250 A.
What voltage is the Mersen B1026353 designed for?
The B1026353 is designed for photovoltaic applications operating at up to 1500 V DC.
Which fuse-links are compatible with this fuse base?
The B1026353 accepts NH1XL and Size 121 gPV blade-type fuse-links.
How is the B1026353 installed?
The fuse base features an open single-pole design and is installed using screw mounting inside compatible photovoltaic enclosures.
Trusted Protection for Renewable Energy Systems
Mersen HelioProtection® fuse bases are trusted worldwide by photovoltaic system designers and renewable energy engineers to provide secure mounting for high-voltage DC fuse-links in demanding solar installations.
