40 A Circuit Protection

Results: 2 668
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Siemens Circuit Breakers SUP PTOR 5SY4 1P 240V 40A 7.5K C-TRIP 4In Stock
Min.: 1
Mult.: 1
Siemens Circuit Breakers SUP PTOR 5SY4 2P 480V 40A 5K C-TRIP 4In Stock
1Expected 08/09/2026
Min.: 1
Mult.: 1
Siemens Circuit Breakers SUP PTOR 5SY4 3P 480V 40A 5K C-TRIP 5In Stock
Min.: 1
Mult.: 1
Siemens Circuit Breakers SUP PTOR 5SY4 3P 480V 40A 5K D-TRIP 4In Stock
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers MAN-START 600VAC 40AMP IEC 2In Stock
Min.: 1
Mult.: 1

Carlo Gavazzi Circuit Breakers MCB UL1077 C 2P 40A 5In Stock
Min.: 1
Mult.: 1



E-T-A Circuit Breakers Single pole high performance thermal circuit breaker, with push-to-reset tease free, trip-free snap action mechanism (R-type TO CBE to EN 60934). Designed for threadneck panel mounting and for applications with a high fault current sw 9In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FAZ UL 1077 supp. 1P 40A B CURVE 2In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FAZ-NA 1P 40A C CURVE 3In Stock
Min.: 1
Mult.: 1
Littelfuse Automotive Fuses 32VDC 40A ATOF Nylon 784In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses ATOF 32V 40A Low-Current Nylon 655In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 32VDC 40A ATOF Nylon 866In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 40A 32V Maxi Fuse 142In Stock
460Expected 07/10/2026
Min.: 1
Mult.: 1



Littelfuse Automotive Fuses 32V 40A Maxi Fuse 633In Stock
1 200Expected 23/11/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V FA 3AB PB-FREE 40A 248In Stock
1 000Expected 01/09/2026
Min.: 1
Mult.: 1

Littelfuse Surface Mount Fuses 40A 250V FAST ACTING 337In Stock
19 500On Order
Min.: 1
Mult.: 1
: 1 500

Littelfuse Automotive Fuses 32V 40A 13In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 32V 40A 392In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 32VDC 40A 634In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 40A W/ M6 Holes MIDI 788In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 32V 40A MIDI 33In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500V 40A Thru-Hole RoHS 100In Stock
500Expected 06/10/2026
Min.: 1
Mult.: 1

Littelfuse Fuse Kits & Assortments 32VDC 40A MCase 549In Stock
500Expected 27/08/2026
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 58V 40A LP JCase 308In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 58V 40A 410In Stock
2 400On Order
Min.: 1
Mult.: 1