A 160A Battery Fuse is an NH00 fuse link guarding the 48V battery cable to the inverter. It interrupts the DC circuit during a short, which protects the cable run from fault current.
Installers, homeowners and farms across South Africa fit this battery fuse for inverter links on larger setups. It suits larger hybrid inverters whose battery current runs too close to 125A.
What a 160A Battery Fuse Protects
- Shields the 35mm battery cable from short-circuit heat.
- Gives larger 48V battery runs a replaceable weak point.
- Answers an electrician’s call for a missing battery fuse.
Compatibility With Larger Hybrid Inverters
NH00 Size and Base
This fuse uses the NH00 body size, so it needs an NH00 fuse base sized for it. Skip the 32A DIN rail holder in our Fuse and Holder range, because it takes 10x38mm string fuses. Seat the NH00 blades firmly in the base, since a loose fuse runs hot.
Parts on the Same Run
Wire this inverter fuse inline with 35mm cable from our battery cable range, between bank and inverter. Add the Battery Disconnect Switch 160A so the bank can be isolated before any fuse change. Where several batteries run in parallel, the Battery Busbar Box 5 Hole joins them on the same run.
Sizing a 160A Fuse Correctly
Size the fuse from the inverter’s maximum battery current and the cable rating, not battery capacity. The rating has to clear normal operating current while staying inside what the cable can carry.
When battery current sits well below 125A, the 125A Battery Fuse is the better match. Swapping in a 160A fuse for a 125A one only works if the cable rating allows it.
Keep this dc fuse off PV strings, which need the 10x38mm gPV Solar Fuse range at 1000V DC. Our solar battery size calculator helps check the system before you pick a rating.
Signs of a Blown Fuse
A blown fuse link drops the battery from the inverter, so backup stops. Check it with a multimeter, then trace the fault before fitting a replacement NH fuse.
Fuse and BMS Together
The BMS looks after the cells, while the fuse protects the cable between battery and inverter. Neither one replaces the other on a 48V system.
Best Use Cases for Battery Banks
- Homeowners adding batteries after an inverter upgrade.
- Farms backing up borehole pumps and cold rooms.
- Businesses running 48V lithium banks behind larger inverters.
Warranty Compliance and Trust Details
No test certificate is on file for this fuse. This listing states the 160A rating and NH00 size only, not an approval. Ask for warranty terms with your quote.
The IEC 60269 series covers low voltage fuses, NH types included. Request a datasheet that references it and confirms the DC voltage rating.
SANS 10142-1 governs the installation wiring, and that is the electrician’s job, not a fuse certification. Only a registered person issues the Certificate of Compliance, as set out in the Electrical Installation Regulations. That certificate is never supplied with the fuse itself.
Installers and farms with larger inverters choose it so normal inverter load runs without the fuse blowing. Solar Panel Energy supplies the full battery protection run, from fuse to cable, with stock held nationwide.
Order your 160A Battery Fuse today for nationwide delivery in 2 to 5 working days. Or request a free sizing check before you order.
Last Updated: October 2026
