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Littelfuse 57040000 Press-Fit Firecracker Reed Sensor

The LITTELFUSE 57040-000 Press-Fit Firecracker Reed Sensor is a compact, cylindrical reed sensor ideal for a wide range of industrial applications. It features hermetically sealed contacts, a magnetically-operated proximity sensor, and options for normally open, normally closed, or single-pole-double-throw configurations. Suitable for position and limit sensing, security systems, level sensing, and linear actuator applications, this sensor functions optimally with the 57040 actuator. Its non-contact operation and simple press-fit installation make it a versatile and efficient solution for various control and automation needs.

Authorized Distributors
Source:Newark
Part No:57040-000
Stock:2460
Inv Date:05-28-2026
Price: Unit price: $2.34
Buy/RFQ:
Source:DigiKey
Part No:57040-000
Stock:1123
Inv Date:05-28-2026
Price: Unit price: $4.73
Buy/RFQ:
Part No:57040-000
Stock:1473
Inv Date:05-29-2026
Price: Unit price: $4.52
Buy/RFQ:
Part No:57040-000
Stock:100
Inv Date:05-28-2026
Price: Unit price: $2.81
Buy/RFQ:

Littelfuse 57040000 Press-Fit Firecracker Reed Sensor Specifications:

  • Contact Type: Normally Open, Normally Closed, Change-Over
  • Switch Type: 1, 3, 4
  • Contact Rating: 10 VA/Watt (max)
  • Switching Voltage (Vdc): 200 (max)
  • Switching Voltage (Vac): 140 (max)
  • Breakdown Voltage (Vdc): 250 (min)
  • Switching Current (Adc): 0.5 (max)
  • Switching Current (Aac): 0.35 (max)
  • Carry Current (Adc): 1.2 (max)
  • Contact Resistance: 0.2 Ω (max)
  • Insulation Resistance: 10 MΩ (min)
  • Contact Capacitance: 0.3 pF (typ)
  • Operating Temperature: -40 to +105 °C
  • Operate Time: 1.0 ms (max)
  • Release Time: 1.0 ms (max)
  • Shock Resistance: 100 G (max)
  • Vibration Resistance: 30 G (max)
  • Activate Distance (mm): 12-18, 15-20, 25-30 (depending on option)
  • Cable Type: 24 AWG PVC 105°C UL1430/UL1569
  • Cable Length (mm): 300 (11.81)
  • Termination Options: Tinned leads, Untinned leads, JST type XHP

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Frequently Asked Questions

Where can I buy Littelfuse 57040000?

You can click on the BUY or RFQ button to purchase 57040000 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 57040000?

You can download the 57040000 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 57040000?

Littelfuse

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