Air Circuit Breakers (ACB)

Shop fixed and draw-out air circuit breakers for low-voltage switchgear, switchboards, main incomers, tie breakers, and high-current feeder applications.

Specify manufacturer and series, frame and sensor rating, trip unit, poles, voltage, interrupting and short-time withstand ratings, draw-out cradle type, control voltage, charging motor, closing and trip coils, auxiliary contacts, communications, and required accessories.

For replacement or retrofit support, send the breaker and cradle nameplates, trip-unit label and compartment photos to sales@ampstate.com. View all circuit breakers.

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Siemens 3WT8161 2AA00 0AA2 3 Pole Air Circuit Breaker for Industrial Low Voltage Power Distribution - Air Circuit

Siemens 3WT8161 2AA00 0AA2 3 Pole Air Circuit Breaker for Industrial Low Voltage Power Distribution

Regular price $8,804.00
Sale price $8,804.00 Regular price
Unit price
ABB E3N 2500A 690V 3 Pole Air Circuit Breaker Heavy Duty For Industrial And Commercial Low Voltage Power Distribution
Terasaki AT16 3 Pole Air Circuit Breaker for Low Voltage Power Distribution Systems - Air Circuit Breaker

Terasaki AT16 3 Pole Air Circuit Breaker for Low Voltage Power Distribution Systems

Regular price $17,572.00
Sale price $17,572.00 Regular price
Unit price
Siemens 1250A Air Circuit Breaker Model 8121-6A For Low Voltage Power Distribution In Industrial Facilities - Air

Siemens 1250A Air Circuit Breaker Model 8121-6A For Low Voltage Power Distribution In Industrial Facilities

Regular price $12,655.00
Sale price $12,655.00 Regular price
Unit price
ABB 3200A 3 Pole Air Circuit Breaker Heavy Duty Low Voltage Protection For Industrial And Commercial Power Systems
Eaton IZMX16N4 V10W 1 1000A 4 Pole Air Circuit Breaker For Industrial And Commercial Low Voltage Power Distribution
Westinghouse DSL-206 800A 600V Air Circuit Breaker Heavy Duty Industrial And Commercial Power Distribution - Air

Westinghouse DSL-206 800A 600V Air Circuit Breaker Heavy Duty Industrial And Commercial Power Distribution

Regular price $6,971.00
Sale price $6,971.00 Regular price
Unit price
Schneider Electric LISTING33662 250V Air Circuit Breaker For Low Voltage Power Distribution - Air Circuit Breaker

Schneider Electric LISTING33662 250V Air Circuit Breaker For Low Voltage Power Distribution

Regular price $391.00
Sale price $391.00 Regular price
Unit price
48X Air Circuit Breaker for Low Voltage Power Distribution Systems Industrial and Commercial Protection - Air Circuit

48X Air Circuit Breaker for Low Voltage Power Distribution Systems Industrial and Commercial Protection

Regular price $1,036.00
Sale price $1,036.00 Regular price
Unit price
ABB EMAX2 1600A Air Circuit Breaker for Industrial and Commercial Low Voltage Power Distribution Systems - Air Circuit

ABB EMAX2 1600A Air Circuit Breaker for Industrial and Commercial Low Voltage Power Distribution Systems

Regular price $20,455.00
Sale price $20,455.00 Regular price
Unit price
Terasaki AT12 660VAC 3 Pole Air Circuit Breaker For Industrial Power Distribution - Air Circuit Breaker

Terasaki AT12 660VAC 3 Pole Air Circuit Breaker For Industrial Power Distribution

Regular price $13,200.00
Sale price $13,200.00 Regular price
Unit price
Schneider Electric MTZ2 16H1 1600A 690V Air Circuit Breaker For Low Voltage Power Distribution - Air Circuit Breaker

Schneider Electric MTZ2 16H1 1600A 690V Air Circuit Breaker For Low Voltage Power Distribution

Regular price $14,080.00
Sale price $14,080.00 Regular price
Unit price
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