Circuit Breakers

(40 results)

A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. Its basic function is to interrupt current flow after a fault is detected. Unlike a fuse, which operates once and then must be replaced, a circuit breaker can be reset (either manually or automatically) to resume normal operation.

Part # Manufacturer Description Availability Pricing Quantity
Qualtek Electronics Corp._QLB-053-00DNN-3BA

QLB-053-00DNN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 5A 250VAC 32VDC
199
-
Qualtek Electronics Corp._QMB-032-11C3N-3BA

QMB-032-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 3A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QLB-253-00DNN-3BA

QLB-253-00DNN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 25A 250VAC 32VDC
178
-
Qualtek Electronics Corp._QMB-052-11C3N-3BA

QMB-052-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 5A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QLB-103-11B3N-3BA

QLB-103-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 10A 250VAC 32VDC
835
-
Qualtek Electronics Corp._QMB-153-11C3N-3BA

QMB-153-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 15A 250VAC 32VDC
17
-
Qualtek Electronics Corp._QMB-053-00ENN-3BA

QMB-053-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 5A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QMB-103-00ENN-3BA

QMB-103-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 10A 250VAC 32VDC
14
1+: $3.51720
Qualtek Electronics Corp._QLB-203-00DNN-3BA

QLB-203-00DNN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 20A 250VAC 32VDC
255
-
Qualtek Electronics Corp._QLB-203-11B3N-3BA

QLB-203-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 20A 250VAC 32VDC
435
-
Qualtek Electronics Corp._QLB-253-11B3N-3BA

QLB-253-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 25A 250VAC 32VDC
194
-
Qualtek Electronics Corp._QMB-153-00ENN-3BA

QMB-153-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 15A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QMB-102-00ENN-3BA

QMB-102-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 10A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QMB-073-00ENN-3BA

QMB-073-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 7A 250VAC 32VDC
478
-
Qualtek Electronics Corp._QLB-053-11B3N-3BA

QLB-053-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 5A 250VAC 32VDC
238
-
Qualtek Electronics Corp._QMB-073-11C3N-3BA

QMB-073-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 7A 250VAC 32VDC
505
-
Qualtek Electronics Corp._736W-B/102

736W-B/102

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 15A 125VAC ROCKER
In Stock
-
Qualtek Electronics Corp._QMB-203-00ENN-3BA

QMB-203-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 20A 250VAC 32VDC
366
-
Qualtek Electronics Corp._QLB-153-11B3N-3BA

QLB-153-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 15A 250VAC 32VDC
454
-
Qualtek Electronics Corp._QMB-152-11C3N-3BA

QMB-152-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 15A 250VAC 32VDC
5458
-
Qualtek Electronics Corp._QMB-123-11C3N-3BA

QMB-123-11C3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 12A 250VAC 32VDC
9
-
Qualtek Electronics Corp._QMB-032-00ENN-3BA

QMB-032-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 3A 250VAC 32VDC
In Stock
-
Qualtek Electronics Corp._QLB-303-11B3N-3BA

QLB-303-11B3N-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 30A 250VAC 32VDC
388
-
Qualtek Electronics Corp._QMB-123-00ENN-3BA

QMB-123-00ENN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 12A 250VAC 32VDC
55
-
Qualtek Electronics Corp._QLB-103-00DNN-3BA

QLB-103-00DNN-3BA

Circuit Breakers
Qualtek Electronics Corp. CIR BRKR THRM 10A 250VAC 32VDC
443
-