Bussmann ER4-60J3PB Enclosed Rotary Disconnect Switch
The Bussmann (Eaton) ER4-60J3PB is a series enclosed rotary disconnect switch featuring a pistol-grip handle, Class J fuse type, and a NEMA 4 rated black enclosure. Rated at 60 amperes and 600 volts, it provides reliable circuit isolation and overcurrent protection for demanding industrial environments.
Key Specifications
- Current Rating: 60A
- Voltage Rating: 600V
- Fuse Type: Class J
- Handle Style: Pistol
- NEMA Rating: 4
- Color: Black
- Manufacturer: Bussmann (Eaton)
- Model: ER4-60J3PB
Features
- Enclosed rotary design for compact panel or wall mounting
- NEMA 4 enclosure rating protects against windblown dust and rain, splashing water, and hose-directed water
- Pistol-grip handle provides ergonomic operation and clear switch position indication
- Class J fuse compatibility for current-limiting short-circuit protection
Applications
Suitable for industrial machinery, HVAC systems, pump stations, and other equipment requiring a reliable enclosed disconnect with fused protection in wet or wash-down environments. The NEMA 4 rating makes it appropriate for both indoor and outdoor installations.




