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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 prot 3120-N311-P7T1-W15FY3-8A E-T-A 1: $37.58 10In Stock	Mfr. Part # 3120-N311-P7T1-W15FY3-8A Mouser Part # 457-311P7T1W15FY38A	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 $31.18 $26.53 $24.66 View $21.78 $21.38 $21.08 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-W14FR3-15A E-T-A 1: $37.58 4In Stock	Mfr. Part # 3120-N311-P7T1-W14FR3-15A Mouser Part # 457-3120N31114FR315A	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	Datasheet	4In Stock	$37.58 $31.18 $25.65 $24.66 View $21.78 $21.38 $21.08 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-W19DG3-10A E-T-A 1: $51.00 4In Stock	Mfr. Part # 3120-N321-P7T1-W19DG3-10A Mouser Part # 457-3120N32119DG310A	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	Datasheet	4In Stock	$51.00 $37.72 $34.79 $33.78 View $30.23 $29.84 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 pr 3120-N521-P7T1-W19DG4-20A E-T-A 1: $51.00 3In Stock 30On Order	Mfr. Part # 3120-N521-P7T1-W19DG4-20A Mouser Part # 457-3120N52119DG420A	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	Datasheet	3In Stock 30On Order On Order Ship Dates Mfr. #: 3120-N521-P7T1-W19DG4-20A Stock: 3 Can Ship Immediately On Order: 10 Expected 11/13/2026 20 Expected 12/25/2026 Factory Lead-Time: 12 Weeks	$51.00 $42.31 $39.82 $33.81 View $30.19 $29.84 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-N314-P7T1-W04X-16A E-T-A 1: $36.05 3In Stock	Mfr. Part # 3120-N314-P7T1-W04X-16A Mouser Part # 457-314P7T1W04X16A	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	3In Stock	$36.05 $29.90 $24.65 $23.69 View $20.94 $20.56 $20.27 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-H7T1-W01F-20A E-T-A 1: $37.03 9In Stock	Mfr. Part # 3120-N321-H7T1-W01F-20A Mouser Part # 457-321H7T1W01F20A	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	9In Stock	$37.03 $34.03 $28.92 $28.07 View $22.25 $21.31 $21.25 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-N323-P7T1-W19FG4-5A E-T-A 1: $51.00 3In Stock	Mfr. Part # 3120-N323-P7T1-W19FG4-5A Mouser Part # 457-323P7T1W19FG45A	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	$51.00 $34.28 $34.27 $33.81 View $30.19 $29.84 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-N32A-P7T1-W12DY3-1A E-T-A 1: $67.55 8In Stock	Mfr. Part # 3120-N32A-P7T1-W12DY3-1A Mouser Part # 457-32AP7T1W12DY31A	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	8In Stock	$67.55 $56.04 $46.59 $40.91 View $34.97 $32.90 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 pro 3120-N351-P7T1-W01D-10A E-T-A 1: $35.20 8In Stock	Mfr. Part # 3120-N351-P7T1-W01D-10A Mouser Part # 457-351P7T1W01D10	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 pro Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	$35.20 $29.20 $23.79 $23.25 View $20.43 $20.17 $20.01 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-N521-P7T1-W01D-9A E-T-A 1: $44.49 8In Stock	Mfr. Part # 3120-N521-P7T1-W01D-9A Mouser Part # 457-521P7T1W01D9	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	$44.49 $36.91 $30.22 $29.75 View $26.26 $25.93 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-N523-P7T1-W01D-10A E-T-A 1: $44.49 10In Stock	Mfr. Part # 3120-N523-P7T1-W01D-10A Mouser Part # 457-523P7T1W01D10	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	$44.49 $36.91 $34.05 $29.75 View $26.23 $25.93 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 sui 3120-N554-P7T1-W15DY3-5A E-T-A 1: $46.90 7In Stock	Mfr. Part # 3120-N554-P7T1-W15DY3-5A Mouser Part # 457-554P7T1W15DY35A	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 sui Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	7In Stock	$46.90 $38.91 $31.78 $31.28 View $27.61 $27.25 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-N561-N7Q1-W14DR3-16A E-T-A 1: $31.68 2In Stock	Mfr. Part # 3120-N561-N7Q1-W14DR3-16A Mouser Part # 457-561N7Q1W14DR316	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	$31.68 $26.28 $21.52 $18.97 View $16.06 $15.07 $14.24 Quote	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-F130-P7T1-W04Q-15A E-T-A 1: $62.47 8In Stock	Mfr. Part # 3130-F130-P7T1-W04Q-15A Mouser Part # 457-0F130P7T1W04Q15A	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	8In Stock	$62.47 $51.83 $43.08 $38.53 View $37.21 $37.20	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-F1C0-N7Q1-W01Q-16A E-T-A 1: $44.08 7In Stock	Mfr. Part # 3130-F1C0-N7Q1-W01Q-16A Mouser Part # 457-0F1C0N7Q1W01Q16A	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	7In Stock	$44.08 $36.57 $30.16 $27.18 View $26.21 $25.35	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-N32A-H7T1-W12LY4-10A E-T-A 1: $53.49 18In Stock	Mfr. Part # 3120-N32A-H7T1-W12LY4-10A Mouser Part # 457-0N32H7T1W12LY410	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	18In Stock	$53.49 $44.37 $43.00 $33.55 View $32.26 Quote	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-F110-P7T1-W12QR3-10A E-T-A 1: $44.72 5In Stock	Mfr. Part # 3130-F110-P7T1-W12QR3-10A Mouser Part # 457-110P7T1W12QR310A	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	5In Stock	$44.72 $37.09 $34.86 $29.41 View $28.39 $27.33 Quote	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-F110-P7T1-W14QR2-10A E-T-A 1: $44.69 6In Stock	Mfr. Part # 3130-F110-P7T1-W14QR2-10A Mouser Part # 457-110P7T1W14QR210A	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	6In Stock	$44.69 $37.07 $31.68 $29.58 View $28.57 $27.51 Quote	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-F311-P7T1-W12QY2-2.5A E-T-A 1: $44.70 10In Stock	Mfr. Part # 3130-F311-P7T1-W12QY2-2.5A Mouser Part # 457-11P7T1W12QY22.5A	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	10In Stock	$44.70 $37.08 $34.20 $27.57 View $26.58 $25.70	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-W19QG7-15A E-T-A 1: $63.74 6In Stock	Mfr. Part # 3130-F120-P7T1-W19QG7-15A Mouser Part # 457-120P7T1W19QG715A	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	6In Stock	$63.74 $52.88 $43.96 $39.31 $37.96	Min.: 1 Mult.: 1
Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m 127-P10-H-KF-2A E-T-A 1: $49.90 3In Stock	Mfr. Part # 127-P10-H-KF-2A Mouser Part # 457-127-P10-H-KF-2A	E-T-A	Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m	Datasheet	3In Stock	$49.90 $41.39 $38.18 $32.84 View $30.79 $28.74	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-F110-P7T1-W02Q-1A E-T-A 1: $47.77 9In Stock	Mfr. Part # 3130-F110-P7T1-W02Q-1A Mouser Part # 457-30F110P7T1W02Q1A	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	9In Stock	$47.77 $39.63 $36.56 $31.07 View $29.13 $27.18	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-W14FR1-3A E-T-A 1: $37.58 4In Stock	Mfr. Part # 3120-N311-P7T1-W14FR1-3A Mouser Part # 457-311P7T1W14FR13A	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	4In Stock	$37.58 $31.18 $25.65 $24.66 View $21.78 $21.38 $21.08 Quote	Min.: 1 Mult.: 1
Circuit Breakers AC PEM, w/ 2 pole , 3A, black rocker, C14 inlet, pre-wired 3120-N526-P7T1-W01D-X3120-A040011M-3A E-T-A 1: $80.98 6In Stock	Mfr. Part # 3120-N526-P7T1-W01D-X3120-A040011M-3A Mouser Part # 457-3120N526P7X3120	E-T-A	Circuit Breakers AC PEM, w/ 2 pole , 3A, black rocker, C14 inlet, pre-wired Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	6In Stock	$80.98 $67.18 $62.47 $52.06 View $48.59 $45.12	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-W02F-2A E-T-A 1: $44.49 10In Stock	Mfr. Part # 3120-N321-P7T1-W02F-2A Mouser Part # 457-321P7T1W02F2A	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	$44.49 $33.34 $31.56 $29.75 View $26.23 $25.93 Quote	Min.: 1 Mult.: 1