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Honeywell 4HM49 Wobble Frame Actuator Switch

The Honeywell 4HM49 is a robust wobble frame actuator switch designed for demanding industrial applications. This switch features a hermetically sealed construction, utilizing metal-to-metal or glass-to-metal sealing techniques, ensuring protection against harsh environments. All exposed parts are constructed of corrosion-resistant materials, further enhancing its durability. The switch is suitable for use in temperature ranges from -300°F to +300°F and is designed to accept pins or screws with a maximum diameter of 0.087 inches on 0.375-inch centers. The terminal area is embedded with epoxy casting material for added protection and reliability. This Honeywell switch is a dependable choice for various industrial control and automation systems.

Authorized Distributors
Source:Newark
Part No:4HM49
Stock:1
Inv Date:06-01-2026
Price: Unit price: $1875.08
Buy/RFQ:
Source:DigiKey
Part No:4HM49
Stock:1
Inv Date:06-01-2026
Price: Unit price: $1581.98
Buy/RFQ:
Part No:4HM49
Stock:0
Inv Date:06-02-2026
Price: Unit price: $1858.78
Buy/RFQ:
Part No:4HM49
Stock:1
Inv Date:06-01-2026
Price: Unit price: $1582.36
Buy/RFQ:

Honeywell 4HM49 Wobble Frame Actuator Switch Specifications:

  • Operating Force: 7 oz max
  • Release Force: 10 oz min
  • Voltage Rating: 28 Volts DC
  • Current Rating: 1/4 Amp
  • Differential Travel: +0.006 max
  • Overtravel: -0.003 min
  • Temperature Range: -300°F to +300°F
  • Sealing: Hermetically sealed (metal-to-metal, glass-to-metal)
  • Contact Material: 24K Gold (movable), Gold Alloy (stationary)
  • Mounting Hole: .030 MAX Dia
  • Terminal Area: Embedded with epoxy casting material
  • Mounting Screw Torque: 1/2 inch-lbs
  • Weight: 0.22 oz max (switch), 0.14 oz max per foot (conductor group)

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Frequently Asked Questions

Where can I buy Honeywell 4HM49?

You can click on the BUY or RFQ button to purchase 4HM49 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 4HM49?

You can download the 4HM49 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 4HM49?

Honeywell

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