Description
The Bussmann JJS-80 is a high-quality, current-limiting time-delay (Type T) fuse engineered to provide dependable overcurrent protection for HVAC systems, motors, transformers, and industrial electrical equipment. Rated at 80 amps and 600VAC, this fuse is built to handle the demanding startup and operating conditions common in commercial and residential HVAC applications.
Key Features
- 80 Amp continuous current rating
- 600VAC voltage rating for versatile application compatibility
- Current-limiting design minimizes let-through energy during fault conditions
- Time-delay (Type T) construction tolerates temporary motor inrush and startup surges
- Compact, reliable construction for easy installation in standard fuse holders and disconnect blocks
- Suitable for use in HVAC equipment, motor circuits, transformers, and industrial control panels
Specifications
- Brand: Bussmann
- Model / SKU: JJS-80
- Amperage: 80A
- Voltage Rating: 600VAC
- Fuse Type: Current-Limiting, Time-Delay (Type T)
- Series: JJS
Applications
- HVAC compressor and motor branch circuit protection
- Commercial and industrial control panel fusing
- Transformer primary protection
- Disconnect switch fuse replacement
- General-purpose electrical overcurrent protection up to 600VAC
The Bussmann JJS series is a trusted choice among HVAC technicians and electrical contractors for its consistent performance and current-limiting characteristics. The JJS-80 is an ideal replacement or upgrade fuse wherever reliable, time-delay overcurrent protection is required in 600VAC circuits.







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