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Magnetic Actuators

Littelfuse Magnetic Actuators offer various grades of materials, including ferrite (ceramic), AlNiCo, and neodymium iron boron (NdFeB). These Magnetic Actuators are packaged in shapes similar to the relative mating sensors and are available in rectangular and cylindrical shapes. Littelfuse Magnetic Actuators feature a maximum size of 28.57mm x 19.05mm x 6.35mm and a +105°C to +450°C operating temperature range.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Product	For Use With
Sensor Hardware & Accessories 57142-000 Actuator 57142-000 Littelfuse 1: S/13.16 1,356In Stock	Mfr. Part # 57142-000 Mouser Part # 576-57142-000	Littelfuse	Sensor Hardware & Accessories 57142-000 Actuator Learn More about Littelfuse magnetic actuators		1,356In Stock	S/13.16 S/11.68 S/11.13 S/10.43 View S/9.96 S/9.46 S/8.68	Min.: 1 Mult.: 1
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET H-31-MAGNET Littelfuse 1: S/5.68 7,048In Stock	Mfr. Part # H-31-MAGNET Mouser Part # 934-H-31	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	7,048In Stock	S/5.68 S/5.02 S/4.52 S/4.32 View S/4.05 S/3.76 S/3.62 S/3.35	Min.: 1 Mult.: 1	Actuator Magnets	10 AT to 38 AT
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57105-000 Littelfuse 1: S/9.15 2,831In Stock	Mfr. Part # 57105-000 Mouser Part # 934-57105-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	2,831In Stock	S/9.15 S/8.14 S/7.32 S/7.05 View S/6.73 S/6.31 S/6.11 S/6.03 S/5.99	Min.: 1 Mult.: 1
Sensor Hardware & Accessories Actuator Mini Flange Mount Sensor 23x14x6 57141-000 Littelfuse 1: S/11.95 448In Stock	Mfr. Part # 57141-000 Mouser Part # 934-57141-000	Littelfuse	Sensor Hardware & Accessories Actuator Mini Flange Mount Sensor 23x14x6 Learn More about Littelfuse magnetic actuators	Datasheet	448In Stock	S/11.95 S/10.70 S/9.65 S/9.26 View S/8.64 S/8.29	Min.: 1 Mult.: 1	Actuators	Mini Flange Mount Sensor
Sensor Hardware & Accessories Actuator for 59022 57022-000 Littelfuse 1: S/15.22 283In Stock	Mfr. Part # 57022-000 Mouser Part # 934-57022-000	Littelfuse	Sensor Hardware & Accessories Actuator for 59022 Learn More about Littelfuse 59022 firecracker reed sensor	Datasheet	283In Stock	S/15.22 S/13.66 S/13.08 S/12.38 View S/11.87 S/10.47 S/10.43 S/10.20	Min.: 1 Mult.: 1	Actuators	59022 Firecracker Reed Sensors
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57065-000 Littelfuse 1: S/13.31 462In Stock	Mfr. Part # 57065-000 Mouser Part # 934-57065-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	462In Stock	S/13.31 S/12.03 S/10.12 S/9.77 View S/9.30 S/8.91 S/8.76	Min.: 1 Mult.: 1
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57135-000 Littelfuse 1: S/8.76 14,356In Stock	Mfr. Part # 57135-000 Mouser Part # 934-57135-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	14,356In Stock	S/8.76 S/7.82 S/7.01 S/6.73 View S/6.42 S/6.23 S/6.11	Min.: 1 Mult.: 1
Sensor Hardware & Accessories MAGNET ACTUATOR FOR 59140 AND 59141 57140-000 Littelfuse 1: S/8.21 37,857In Stock	Mfr. Part # 57140-000 Mouser Part # 934-57140-000	Littelfuse	Sensor Hardware & Accessories MAGNET ACTUATOR FOR 59140 AND 59141 Learn More about Littelfuse magnetic actuators	Datasheet	37,857In Stock	S/8.21 S/7.32 S/6.58 S/6.31 View S/5.88 S/5.53 S/5.41	Min.: 1 Mult.: 1	Magnets	Series 59140 and 59141 Mini Flange Mount Sensors
Sensor Hardware & Accessories ACTUATOR FOR 59145 SERIES 57145-000 Littelfuse 1: S/9.34 13,581In Stock	Mfr. Part # 57145-000 Mouser Part # 934-57145-000	Littelfuse	Sensor Hardware & Accessories ACTUATOR FOR 59145 SERIES Learn More about Littelfuse magnetic actuators	Datasheet	13,581In Stock	S/9.34 S/8.33 S/7.51 S/7.20 View S/6.89 S/6.31 S/6.11 S/5.72	Min.: 1 Mult.: 1
Sensor Hardware & Accessories ACTUATOR FOR 59150 SERIES 57150-000 Littelfuse 1: S/9.54 15,707In Stock	Mfr. Part # 57150-000 Mouser Part # 934-57150-000	Littelfuse	Sensor Hardware & Accessories ACTUATOR FOR 59150 SERIES Learn More about Littelfuse magnetic actuators	Datasheet	15,707In Stock	S/9.54 S/8.52 S/7.67 S/7.36 View S/7.05 S/6.62 S/6.31 S/6.03 S/5.64	Min.: 1 Mult.: 1
Sensor Hardware & Accessories Actuator for Cylindrical with Retaining Ribs 57041-000 Littelfuse 1: S/9.30 346In Stock	Mfr. Part # 57041-000 Mouser Part # 576-57041-000	Littelfuse	Sensor Hardware & Accessories Actuator for Cylindrical with Retaining Ribs Learn More about Littelfuse 57041 cylindrical actuators	Datasheet	346In Stock	S/9.30 S/8.29 S/7.47 S/7.16 View S/6.85 S/6.27	Min.: 1 Mult.: 1	Actuators	Cylindrical with Retaining Ribs
Sensor Hardware & Accessories Actuator for 59025 Series 57025-000 Littelfuse 1: S/17.98 3,802In Stock	Mfr. Part # 57025-000 Mouser Part # 934-57025-000	Littelfuse	Sensor Hardware & Accessories Actuator for 59025 Series Learn More about Littelfuse magnetic actuators	Datasheet	3,802In Stock	S/17.98 S/16.15 S/15.49 S/14.67 View S/14.13 S/13.16 S/12.46 S/12.18	Min.: 1 Mult.: 1
Sensor Hardware & Accessories Actuator For 59040 Series 57040-000 Littelfuse 1: S/19.42 1,173In Stock	Mfr. Part # 57040-000 Mouser Part # 934-57040-000	Littelfuse	Sensor Hardware & Accessories Actuator For 59040 Series Learn More about Littelfuse hamlin Firecracker sensors	Datasheet	1,173In Stock	S/19.42 S/17.48 S/16.74 S/15.88 View S/15.26 S/14.67 S/13.58 S/13.55	Min.: 1 Mult.: 1
Sensor Hardware & Accessories 57045 000 ACTUATOR 57045-000 Littelfuse 1: S/10.55 1,978In Stock	Mfr. Part # 57045-000 Mouser Part # 934-57045-000	Littelfuse	Sensor Hardware & Accessories 57045 000 ACTUATOR Learn More about Littelfuse magnetic actuators	Datasheet	1,978In Stock	S/10.55 S/9.42 S/8.52 S/8.17 View S/7.28 S/7.20	Min.: 1 Mult.: 1
Sensor Hardware & Accessories 57050 000 ACTUATOR 57050-000 Littelfuse 1: S/16.27 1,017In Stock	Mfr. Part # 57050-000 Mouser Part # 934-57050-000	Littelfuse	Sensor Hardware & Accessories 57050 000 ACTUATOR Learn More about Littelfuse magnetic actuators	Datasheet	1,017In Stock	S/16.27 S/14.64 S/14.01 S/13.27 View S/12.77 S/11.91 S/11.79	Min.: 1 Mult.: 1
Sensor Hardware & Accessories 57060 000 ACTUATOR 57060-000 Littelfuse 1: S/55.97 156In Stock 500Expected 11/2/2026	Mfr. Part # 57060-000 Mouser Part # 934-57060-000	Littelfuse	Sensor Hardware & Accessories 57060 000 ACTUATOR Learn More about Littelfuse magnetic actuators	Datasheet	156In Stock 500Expected 11/2/2026	S/55.97 S/50.99 S/49.12 S/47.06	Min.: 1 Mult.: 1
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57070-000 Littelfuse 1: S/14.36 3,226In Stock 5,100Expected 11/30/2026	Mfr. Part # 57070-000 Mouser Part # 934-57070-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	3,226In Stock 5,100Expected 11/30/2026	S/14.36 S/12.88 S/11.64 S/11.09 View S/10.32 S/9.15 S/8.72 S/8.37 S/8.33	Min.: 1 Mult.: 1
Sensor Hardware & Accessories MAGNET H-32 MAGNETIZED H-32-MAGNET Littelfuse 1: S/17.40 1,182In Stock	Mfr. Part # H-32-MAGNET Mouser Part # 934-H-32	Littelfuse	Sensor Hardware & Accessories MAGNET H-32 MAGNETIZED Learn More about Littelfuse magnetic actuators	Datasheet	1,182In Stock	S/17.40 S/15.61 S/14.95 S/14.17 View S/13.62 S/13.12 S/12.69	Min.: 1 Mult.: 1	Actuator Magnets	10 AT to 38 AT
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET H-33-MAGNET Littelfuse 1: S/10.43 2,411In Stock	Mfr. Part # H-33-MAGNET Mouser Part # 934-H-33	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	2,411In Stock	S/10.43 S/8.80 S/6.62 S/6.03 View S/5.72 S/5.14 S/4.98 S/4.83	Min.: 1 Mult.: 1	Actuator Magnets	10 AT to 38 AT
Sensor Hardware & Accessories ACTUATOR FOR 59010 /59020 /59021 57020-000 Littelfuse 1: S/21.95 372In Stock	Mfr. Part # 57020-000 Mouser Part # 934-57020-000	Littelfuse	Sensor Hardware & Accessories ACTUATOR FOR 59010 /59020 /59021 Learn More about Littelfuse magnetic actuators	Datasheet	372In Stock	S/21.95 S/19.77 S/18.96 S/17.98 View S/17.32 S/16.70 S/15.45 S/15.03 S/14.99	Min.: 1 Mult.: 1
Sensor Hardware & Accessories MAGNET CM-1 CM-1-MAGNET Littelfuse 1: S/7.36 218In Stock	Mfr. Part # CM-1-MAGNET Mouser Part # 934-CM-1	Littelfuse	Sensor Hardware & Accessories MAGNET CM-1 Learn More about Littelfuse magnetic actuators	Datasheet	218In Stock	S/7.36 S/6.58 S/5.88 S/5.64 View S/5.61 S/4.90 S/4.79	Min.: 1 Mult.: 1	Actuator Magnets	Reed Switches
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET H-34-MAGNET Littelfuse 1: S/23.12 159In Stock	Mfr. Part # H-34-MAGNET Mouser Part # 934-H-34	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	159In Stock	S/23.12 S/20.79 S/19.93 S/18.88 View S/18.18 S/17.13 S/14.44 S/14.40 S/14.32	Min.: 1 Mult.: 1	Actuator Magnets	10 AT to 68 AT
Sensor Hardware & Accessories H-36 MAGNET MAGNETIZED H-36-MAGNET Littelfuse 1: S/12.57 100In Stock	Mfr. Part # H-36-MAGNET Mouser Part # 934-H-36	Littelfuse	Sensor Hardware & Accessories H-36 MAGNET MAGNETIZED Learn More about Littelfuse magnetic actuators	Datasheet	100In Stock	S/12.57 S/12.18 S/10.67 S/9.89 View S/8.52 S/8.25	Min.: 1 Mult.: 1	Actuator Magnets
Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET 57125-000 Littelfuse 1: S/9.26 11,573Expected 12/2/2026	Mfr. Part # 57125-000 Mouser Part # 934-57125-000	Littelfuse	Sensor Hardware & Accessories HARDWARE ACTUATOR MAGNET Learn More about Littelfuse magnetic actuators	Datasheet	11,573Expected 12/2/2026	S/9.26 S/8.25 S/7.43 S/7.12 View S/6.81 S/6.23 S/6.03 S/5.88	Min.: 1 Mult.: 1
Sensor Hardware & Accessories 57030 000 ACTUATOR 57030-000 Littelfuse 480: S/12.65 Non-Stocked	Mfr. Part # 57030-000 Mouser Part # 934-57030-000	Littelfuse	Sensor Hardware & Accessories 57030 000 ACTUATOR Learn More about Littelfuse magnetic actuators	Datasheet	Non-Stocked	S/12.65 S/10.78	Min.: 480 Mult.: 80

Magnetic Actuators

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