Catalog Safety Gas Detection Circuit Breakers, Panelboards & Load Centers Circuit Breakers & Accessories Calibration Gas: Carbon Monoxide, 105 L Cylinder Capacity, 1,200 psi Max. Pressure, NIST Circuit Breaker Accessories These accessories enhance the functionality of circuit breakers and are generally matched to a brand. Circuit breakers protect electrical circuits from damage caused by current overloads or short circuits. ◀◀ ◀ ▶ ▶▶ Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed Handle Assembly: Handle Assembly, 2/3 Poles, 6 in Long Handle Handle Assembly: Handle Assembly, 2/3 Poles, 6 in Black Handle (3) Aluminum Mechanical Lug: (3) Aluminum Mechanical Lug, 600V AC, 250 A Amps, 3 PK Mounting Adapter: Mounting Adapter, Square D PowerPact H and J-Frame Circuit Breakers Handle Tie: Handle Tie, 125 A Amps, GE TEYD, TEYH and TEYL Circuit Breakers, 2 Poles Mechanical Lug Kit: Mechanical Lug Kit, 600V AC, 150 A Amps, 3 Poles, 3 PK Handle Tie: Handle Tie, QP Type, 2 Poles Prewired Shunt Trip: Prewired Shunt Trip, PowerPact B and Compact NSXm Circuit Breaker Locking Device: Locking Device, Siemens QP, BL, BQ, BQXD Mechanical Interlock: Mechanical Interlock Shunt Trip Release: Shunt Trip Release, Multi-9 Circuit Breakers, 6 A Amps Extended Rotary Handle: Extended Rotary Handle, PowerPact(R) B Circuit Breakers Undervoltage Release: Undervoltage Release, PowerPact(R) B Circuit Breakers Undervoltage Release: Undervoltage Release, PowerPact(R) B Circuit Breakers, 48V AC/DC Shunt Trip: Shunt Trip, PowerPact B and Compact NSXm Circuit Breaker, 24V AC EverLink Lug Kit: EverLink Lug Kit, Powerpact(R) B Circuit Breakers, 1 Poles Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed Rear Insulation Screen: Rear Insulation Screen, PowerPact(R) B Circuit Breakers, 2 PK Mechanical Interlock: Mechanical Interlock, Siemens BQ Circuit Breakers ◀◀ ◀ ▶ ▶▶