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Honeywell 31CX1 Explosion-Proof Limit Switch

Honeywell's 31CX1 is a robust explosion-proof limit switch engineered for reliable operation in hazardous atmospheres. Constructed with a cast aluminum housing, it meets stringent safety standards and is designed to withstand the pressure of an internal explosion. The switch offers field-adjustable pretravel, overtravel, and actuating sequence, providing flexibility in installation and operation. Its applications span across industries including petrochemical plants, grain handling, waste treatment, and power generation, where safety and reliability are paramount. The 31CX1 is sealed to NEMA standards and is UL listed and CSA certified, ensuring compliance with industry regulations.

Authorized Distributors
Source:Newark
Part No:31CX1
Stock:1
Inv Date:06-01-2026
Price: Unit price: $474.96
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Source:DigiKey
Part No:31CX1
Stock:1
Inv Date:06-01-2026
Price: Unit price: $347.29
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Part No:31CX1
Stock:0
Inv Date:06-02-2026
Price: N/A
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Part No:31CX1
Stock:0
Inv Date:06-01-2026
Price: Unit price: $482.11
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Part No:31CX1
Stock:1
Inv Date:06-01-2026
Price: Unit price: $347.37
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Honeywell 31CX1 Explosion-Proof Limit Switch Specifications:

  • Operating Force (O.F.): 2,75 Kg [6.06 lb] max.
  • Pretravel (P.T.): 2,5 mm max. [0.1 in max.]
  • Overtravel (O.T.): 4,75 mm min. [0.187 in min.]
  • Differential Travel (D.T.): 1.0 mm [0.04 in] max.
  • Product Type: MICRO SWITCH™ Weather Sealed, Explosion Proof Limit Switches
  • Actuator: Plunger
  • Circuitry: 1NC 1NO SPDT Snap Action; 1 Basic Switch
  • Ampere Rating: 15 A Ind./ 0.5 A Res./0.25 A Res.
  • Supply Voltage: 120 Vac, 240 Vac or 480 Vac/125 Vdc/250 Vdc
  • Housing Material: Aluminum
  • Termination Type: 0.75 in - 14NPT conduit
  • Housing Type: CX: Short: 104 mm [4.09 in]
  • Series Name: CX
  • Sealing: NEMA 1, 3, 4, 4x, 6, 6P, 7 (Class I, Division 1, Groups C, D), 9 (Class II, Division 1, Groups E, F,G), 13
  • Approvals: UL listed, CSA Certified
  • CSA File #: LR57324
  • UL File #: E14274
  • Operating Temperature Range: - 25 °C to 85 °C [- 13 °F to 185 °F]
  • UNSPSC Code: 302119
  • UNSPSC Commodity: 302119 Switches and controls and relays
  • Sealed: Explosion proof

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Frequently Asked Questions

Where can I buy Honeywell 31CX1?

You can click on the BUY or RFQ button to purchase 31CX1 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 31CX1?

You can download the 31CX1 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 31CX1?

Honeywell

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