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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors 3120-N521-H7T1-W01D-20A E-T-A 1: $106.89 8In Stock	Mfr. Part # 3120-N521-H7T1-W01D-20A Mouser Part # 457-521H7T1W01D20	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	$106.89 $88.68 $77.13 $71.31 View $66.18 $64.22 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N521-P7T1-W01D-12A E-T-A 1: $49.25 2In Stock 20Expected 2026-12-25	Mfr. Part # 3120-N521-P7T1-W01D-12A Mouser Part # 457-521P7T1W01D12	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	2In Stock 20Expected 2026-12-25	$49.25 $40.87 $37.68 $36.85 View $28.77 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N521-P7T1-W02D-10A E-T-A 1: $63.99 6In Stock	Mfr. Part # 3120-N521-P7T1-W02D-10A Mouser Part # 457-521P7T1W02D10	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	6In Stock	$63.99 $54.16 $48.97 $40.55 View $37.35 $36.85	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pr 3120-N521-P7T1-W19DG4-8A E-T-A 1: $73.45 18In Stock	Mfr. Part # 3120-N521-P7T1-W19DG4-8A Mouser Part # 457-521P7T1W19DG	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pr Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	18In Stock	$73.45 $60.94 $57.20 $48.46 View $44.14 $42.75	Min.: 1 Mult.: 1
Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f 1410-F110-P1F1-W14Q-6.3A E-T-A 1: $37.77 33In Stock	Mfr. Part # 1410-F110-P1F1-W14Q-6.3A Mouser Part # 457-F110P1F1W14Q6.3A	E-T-A	Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f	Datasheet	33In Stock	$37.77 $34.88 $31.97 $24.87 View $22.08 $20.56	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F120-P7T1-W12QY7-3A E-T-A 1: $64.22 24In Stock	Mfr. Part # 3130-F120-P7T1-W12QY7-3A Mouser Part # 457-F120P7T1W12QY73A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	24In Stock	$64.22 $62.47 $57.60 $46.76 View $43.82 $42.85 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W01D-15A E-T-A 1: $37.58 10In Stock	Mfr. Part # 3120-N311-P7T1-W01D-15A Mouser Part # 457-N311P7T1W01D15	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10In Stock	$37.58 $31.88 $26.25 $24.94 View $21.76 $20.35 $19.28 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W01D-20A E-T-A 1: $43.75 35In Stock	Mfr. Part # 3120-N311-P7T1-W01D-20A Mouser Part # 457-N311P7T1W01D20	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	35In Stock	$43.75 $36.30 $33.28 $27.45 View $25.13 $24.26	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W01D-5A E-T-A 1: $43.75 24In Stock	Mfr. Part # 3120-N311-P7T1-W01D-5A Mouser Part # 457-N311P7T1W01D5	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	24In Stock	$43.75 $36.30 $33.22 $27.53 View $24.90 $24.26	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W02D-20A E-T-A 1: $43.75 1In Stock	Mfr. Part # 3120-N311-P7T1-W02D-20A Mouser Part # 457-N311P7T1W02D20	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	1In Stock	$43.75 $36.30 $33.48 $26.25 View $22.08 $20.33 $19.21 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W01D-15A E-T-A 1: $49.25 15In Stock	Mfr. Part # 3120-N321-P7T1-W01D-15A Mouser Part # 457-N321P7T1W01D15	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	15In Stock	$49.25 $40.87 $37.68 $36.85 View $28.77 $28.31 $27.63	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W01D-16A E-T-A 1: $52.21 1In Stock 20On Order	Mfr. Part # 3120-N321-P7T1-W01D-16A Mouser Part # 457-N321P7T1W01D16	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	1In Stock 20On Order On Order Ship Dates Mfr. #: 3120-N321-P7T1-W01D-16A Stock: 1 Can Ship Immediately On Order: 10 Expected 2026-11-13 10 Expected 2026-12-25 Factory Lead-Time: 11 Weeks	$52.21 $43.32 $39.96 $36.85 View $30.48 $30.40 $27.89 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W01D-2A E-T-A 1: $65.72 11In Stock	Mfr. Part # 3120-N321-P7T1-W01D-2A Mouser Part # 457-N321P7T1W01D2	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	11In Stock	$65.72 $54.53 $54.52 $50.57 $38.36	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W02D-15A E-T-A 1: $58.69 1In Stock 10Expected 2026-12-25	Mfr. Part # 3120-N321-P7T1-W02D-15A Mouser Part # 457-N321P7T1W02D15	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	1In Stock 10Expected 2026-12-25	$58.69 $49.32 $42.47 $37.97 View $32.13 $29.82 $29.79 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W02D-6A E-T-A 1: $63.99 26In Stock	Mfr. Part # 3120-N321-P7T1-W02D-6A Mouser Part # 457-N321P7T1W02D6	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	26In Stock	$63.99 $53.15 $49.02 $46.77 View $42.58 $41.37 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W19DG4-5A E-T-A 1: $73.45 3In Stock	Mfr. Part # 3120-N321-P7T1-W19DG4-5A Mouser Part # 457-N321P7T1W19DG45	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	3In Stock	$73.45 $56.30 $52.20 $45.49 $42.75	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N324-P7T1-W01D-10A E-T-A 1: $64.53 7In Stock	Mfr. Part # 3120-N324-P7T1-W01D-10A Mouser Part # 457-N324P7T1W01D10	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	7In Stock	$64.53 $54.76 $50.04 $41.96 View $35.63 $33.18 $33.13 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N324-P7T1-W02D-20A E-T-A 1: $71.34 11In Stock	Mfr. Part # 3120-N324-P7T1-W02D-20A Mouser Part # 457-N324P7T1W02D20	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	11In Stock	$71.34 $60.36 $55.68 $45.19 View $41.63 $41.52	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N324-P7T1-W19DG3-10A E-T-A 1: $80.40 4In Stock	Mfr. Part # 3120-N324-P7T1-W19DG3-10A Mouser Part # 457-N324P7T1W19DG310	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	4In Stock	$80.40 $66.70 $57.72 $50.30 View $44.27 $41.21 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N324-P7T1-W19DG3-5A E-T-A 1: $63.42 14In Stock	Mfr. Part # 3120-N324-P7T1-W19DG3-5A Mouser Part # 457-N324P7T1W19DG35	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	14In Stock	$63.42 $63.40 $62.37 $52.65 View $47.17 $46.58 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N524-P7T1-W01D-5A E-T-A 1: $71.32 2In Stock	Mfr. Part # 3120-N524-P7T1-W01D-5A Mouser Part # 457-N524P7T1W01D5	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	2In Stock	$71.32 $59.17 $48.46 $42.97 View $35.87 $33.28 $33.22 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N524-P7T1-W02D-10A E-T-A 1: $71.34 6In Stock	Mfr. Part # 3120-N524-P7T1-W02D-10A Mouser Part # 457-N524P7T1W02D10	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	6In Stock	$71.34 $59.18 $50.75 $47.10 View $42.91 $41.54 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N524-P7T1-W02D-20A E-T-A 1: $65.48 7In Stock	Mfr. Part # 3120-N524-P7T1-W02D-20A Mouser Part # 457-N524P7T1W02D20	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	7In Stock	$65.48 $55.01 $45.01 $42.06 View $35.97 $33.38 $33.35 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors 3120-N3P3-P7T1-W19D-382063-30A E-T-A 1: $62.04 5In Stock	Mfr. Part # 3120-N3P3-P7T1-W19D-382063-30A Mouser Part # 457-P7T1W19D38206330	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	5In Stock	$62.04 $58.90 $50.04 $48.46 View $46.27 $44.09 Quote	Min.: 1 Mult.: 1
Circuit Breakers Cir Brkr Hyd Mag 203-2-1-63-203-6-1-20 AIRPAX 1: $402.51 2In Stock 1Expected 2026-11-11	Mfr. Part # 203-2-1-63-203-6-1-20 Mouser Part # 874-20321632036100	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2In Stock 1Expected 2026-11-11	$402.51	Min.: 1 Mult.: 1