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38 mm Circuit Breakers

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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.	Series	Product	Type	Current Rating	Voltage Rating DC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-8A E-T-A 1: $18.61 348In Stock	Mfr. Part No. 1170-21-8A Mouser Part No 457-1170-21-8A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	348In Stock	$18.61 $15.45 $14.25 $11.80 View $10.88 $9.76 $8.99 $8.60	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	8 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-30A E-T-A 1: $19.96 166In Stock	Mfr. Part No. 1170-22-30A Mouser Part No 457-1170-22-30A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	166In Stock	$19.96 $16.57 $15.29 $12.66 View $11.67 $10.47 $9.63 $9.28	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	30 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-4A E-T-A 1: $23.33 72In Stock	Mfr. Part No. 1170-21-4A Mouser Part No 457-1170-21-4A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	72In Stock	$23.33 $21.24 $19.47 $15.14 View $13.44 $12.52	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	4 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-8A E-T-A 1: $20.50 45In Stock	Mfr. Part No. 1170-22-8A Mouser Part No 457-1170-22-8A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	45In Stock	$20.50 $18.47 $16.93 $13.17 View $11.68 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	8 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-6A E-T-A 1: $20.51 40In Stock	Mfr. Part No. 1170-22-6A Mouser Part No 457-1170-22-6A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	40In Stock	$20.51 $16.11 $14.70 $12.95 View $12.07 $11.26 $10.73 $10.55	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	6 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-7.5A E-T-A 1: $20.51 21In Stock	Mfr. Part No. 1170-22-7.5A Mouser Part No 457-1170-22-7.5A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	21In Stock	$20.51 $18.47 $16.93 $13.17 View $11.68 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	7.5 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-3A E-T-A 1: $23.19 1,697In Stock	Mfr. Part No. 1170-21-3A Mouser Part No 457-1170-21-3A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	1,697In Stock	$23.19 $19.24 $17.75 $14.70 View $13.55 $13.27 $12.52	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	3 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-10A E-T-A 1: $21.25 791In Stock	Mfr. Part No. 1170-21-10A Mouser Part No 457-1170-21-10A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	791In Stock	$21.25 $17.64 $16.27 $14.17 View $12.68 $12.05 $10.26 $10.03	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	10 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-15A E-T-A 1: $21.19 155In Stock	Mfr. Part No. 1170-21-15A Mouser Part No 457-1170-21-15A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	155In Stock	$21.19 $17.59 $16.23 $14.38 View $12.39 $11.38	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	15 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-10A E-T-A 1: $18.22 187In Stock	Mfr. Part No. 1170-22-10A Mouser Part No 457-1170-22-10A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	187In Stock	$18.22 $15.12 $13.95 $11.55 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	10 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-20A E-T-A 1: $19.76 74In Stock	Mfr. Part No. 1170-21-20A Mouser Part No 457-1170-21-20A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	74In Stock	$19.76 $16.40 $15.13 $12.53 View $10.36 $10.03	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	20 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-30A E-T-A 1: $22.93 18In Stock	Mfr. Part No. 1170-21-30A Mouser Part No 457-1170-21-30A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	18In Stock	$22.93 $19.56 $18.23 $14.47 View $13.40 $13.39 $12.70 Quote	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	30 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-5A E-T-A 1: $23.32 69In Stock	Mfr. Part No. 1170-21-5A Mouser Part No 457-1170-21-5A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	69In Stock	$23.32 $17.98 $16.60 $14.95 View $13.38 $12.52	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	5 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-6A E-T-A 1: $21.04 98In Stock	Mfr. Part No. 1170-21-6A Mouser Part No 457-1170-21-6A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	98In Stock	$21.04 $17.46 $16.11 $13.34 View $12.30 $11.38	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	6 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-7.5A E-T-A 1: $21.42 42In Stock	Mfr. Part No. 1170-21-7.5A Mouser Part No 457-1170-21-7.5A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	42In Stock	$21.42 $21.21 $18.06 $13.48 View $12.97 $12.32 Quote	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	7.5 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-15A E-T-A 1: $20.43 14In Stock 150Expected 19/11/2026	Mfr. Part No. 1170-22-15A Mouser Part No 457-1170-22-15A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	14In Stock 150Expected 19/11/2026	$20.43 $16.95 $15.64 $12.95 View $11.94 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	15 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-20A E-T-A 1: $20.06 52In Stock	Mfr. Part No. 1170-22-20A Mouser Part No 457-1170-22-20A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	52In Stock	$20.06 $16.65 $15.36 $12.72 View $11.72 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	20 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-25A E-T-A 1: $20.37 38In Stock 50Expected 04/01/2027	Mfr. Part No. 1170-22-25A Mouser Part No 457-1170-22-25A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	38In Stock 50Expected 04/01/2027	$20.37 $16.91 $15.60 $12.92 View $11.91 $10.89	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	25 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-3A E-T-A 1: $21.86 59In Stock 150Expected 17/11/2026	Mfr. Part No. 1170-22-3A Mouser Part No 457-1170-22-3A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	59In Stock 150Expected 17/11/2026	$21.86 $18.14 $16.74 $13.86 View $12.77 $11.96	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	3 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-5A E-T-A 1: $22.25 62In Stock	Mfr. Part No. 1170-22-5A Mouser Part No 457-1170-22-5A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	62In Stock	$22.25 $18.46 $17.03 $14.11 View $13.00 $11.96	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	5 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-25A E-T-A 1: $18.12 543On Order	Mfr. Part No. 1170-21-25A Mouser Part No 457-1170-21-25A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	543On Order On Order Ship Dates Mfr. No: 1170-21-25A Stock: 0 On Order: 293 Expected 18/12/2026 50 Expected 25/12/2026 200 Expected 08/01/2027 Factory Lead Time: 13 Weeks	$18.12 $15.04 $13.88 $11.49 View $11.38 $10.03	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	25 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-4A E-T-A 1: $22.29 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 1170-22-4A Mouser Part No 457-1170-22-4A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	Non-Stocked Lead-Time 6 Weeks	$22.29 $17.69 $16.15 $14.47 View $12.84 $11.96	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	4 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1170-21-D91-10A E-T-A 1: $19.96 Non-Stocked	Mfr. Part No. 1170-21-D91-10A Mouser Part No 457-117021D9110A	E-T-A	Circuit Breakers	Datasheet	Non-Stocked	$19.96 $17.98 $16.48 $14.23 View $11.98 $11.24 $10.11 $9.74	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	10 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1170-21-D91-15A E-T-A 1: $19.96 Non-Stocked	Mfr. Part No. 1170-21-D91-15A Mouser Part No 457-117021D9115A	E-T-A	Circuit Breakers	Datasheet	Non-Stocked	$19.96 $17.98 $16.48 $14.23 View $11.98 $11.24 $10.11 $9.74	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	15 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1170-21-D91-25A E-T-A 1: $21.22 Non-Stocked	Mfr. Part No. 1170-21-D91-25A Mouser Part No 457-117021D9125A	E-T-A	Circuit Breakers	Datasheet	Non-Stocked	$21.22 $19.12 $17.52 $15.13 View $12.74 $11.95 $10.75 $10.36 Quote	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	25 A	28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated

38 mm Circuit Breakers

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38 mm Circuit Breakers

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