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Honeywell 404EN646 Enclosed Circuit Switch

The Honeywell 404EN64-6 is a robust enclosed circuit switch engineered for demanding industrial environments. Constructed with corrosion-resistant steel, it ensures durability and longevity. The switch adheres to MIL-PRF-8805 standards and incorporates features like a keying washer and a steel plunger for secure operation. It's ideal for applications requiring a reliable and protected switching solution, offering a combination of durability, precision, and adherence to industry specifications. The hardware may be packaged unassembled per MIL-PRF-8805.

Authorized Distributors
Source:Newark
Part No:404EN64-6
Stock:2
Inv Date:06-01-2026
Price: Unit price: $2331.12
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Source:DigiKey
Part No:404EN64-6
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2839.18
Buy/RFQ:
Part No:404EN64-6
Stock:0
Inv Date:06-02-2026
Price: Unit price: $2606.56
Buy/RFQ:
Part No:404EN64-6
Stock:1
Inv Date:06-01-2026
Price: Unit price: $2218.92
Buy/RFQ:

Honeywell 404EN646 Enclosed Circuit Switch Specifications:

  • operating_force: 9 LB MAX
  • release_force: 3 LB MIN
  • pretravel: .040 MAX
  • differential_travel: .020 MAX
  • overtravel: .250 MIN
  • plunger_travel: .200 MAX
  • coincidence_of_operating_and_releasing_points: .010 OF PLUNGER TRAVEL
  • contact_material: SOLID GOLD
  • corrosion_resistance: PER MIL-PRF-8805
  • wire_lead_size: PER MIL-W-81044/9
  • wire_gage: 1-20, 2-20
  • keyway_location: WITHIN .250 OF SHOULDER
  • plunger_and_bushing_material: CORROSION RESISTANT STEEL
  • thread_size: 5/8-24 UNEF
  • hex_nut_material: CORROSION RESISTANT STEEL
  • locking_washer_thickness: .125 THICK
  • keying_washer_thickness: .040 THICK
  • weight: 8.8 OZ MAX
  • operating_environment: SEA LEVEL 20,000 FT

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Frequently Asked Questions

Where can I buy Honeywell 404EN646?

You can click on the BUY or RFQ button to purchase 404EN646 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 404EN646?

You can download the 404EN646 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 404EN646?

Honeywell

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