Description
The Bussmann LPJ-400SP is a 400-ampere, dual-element, time-delay Class J fuse engineered to deliver dependable overcurrent and short-circuit protection in demanding HVAC and industrial electrical systems. Its dual-element design provides the ideal combination of time-delay characteristics for motor-starting inrush currents while responding instantly to dangerous short-circuit faults — helping to protect compressors, motors, and other sensitive equipment.
Key Features
- 400A ampere rating for high-capacity circuit protection
- Dual-element, time-delay design accommodates motor starting inrush without nuisance blowing
- Class J rating for superior current-limiting performance
- Non-indicating (NONINDI) construction — compact and straightforward to replace
- Current-limiting action helps reduce arc flash energy and equipment damage
- Designed to fit standard Class J fuse holders and disconnect switches
Specifications
- SKU: LPJ-400SP
- Brand: Bussmann
- Ampere Rating: 400A
- Fuse Class: Class J
- Type: Dual-Element, Time-Delay
- Indicating: Non-Indicating
Applications
- HVAC compressor and motor circuit protection
- Industrial control panels and disconnect switches
- Commercial electrical distribution systems
- Equipment requiring time-delay overcurrent protection
The Bussmann LPJ-400SP is a trusted solution for HVAC technicians and electrical contractors who require reliable, code-compliant fuse protection in high-amperage applications. Its Class J current-limiting design helps minimize damage to downstream equipment during fault conditions, making it an essential component in any well-protected electrical system.
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