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Apem 644H22R Toggle Switch

This high-amperage double-pole toggle switch features an ON - ON - ON configuration, providing reliable control for industrial and power applications. Built with a robust construction including a nickel-plated brass actuator and copper, silver-plated contacts, it supports resistive loads up to 6A 250VAC and 125VAC. The switch has a dielectric strength of 2,500 Vrms between terminals and frame, with an electrical life of 10,000 cycles at full load. Its compact design fits panels up to 4.5 mm thick, suitable from -20°C to +55°C, ensuring durability and long-term performance in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:644H/22R
Stock:589
Inv Date:05-28-2026
Price: Unit price: $27.33
Buy/RFQ:
Part No:644H/22R
Stock:4
Inv Date:05-29-2026
Price: Unit price: $20.86
Buy/RFQ:
Part No:644H/22R
Stock:0
Inv Date:05-28-2026
Price: Unit price: $20.47
Buy/RFQ:
Part No:644H/22R
Stock:30
Inv Date:05-28-2026
Price: Unit price: $16.91
Buy/RFQ:
Part No:644H/22R
Stock:30
Inv Date:05-28-2026
Price: Unit price: $16.91
Buy/RFQ:

Apem 644H22R Toggle Switch Specifications:

  • Max. current/voltage rating with resistive load: 6A 250VAC and 125VAC
  • Initial contact resistance: 10mΩ max. at 1A 2VDC
  • Insulation resistance: 1.000 MΩ min. at 500VDC
  • Dielectric strength: 2,500 Vrms 50 Hz between terminals and frame
  • Electrical life: 10,000 cycles at full load
  • Case material: melamine/polyester
  • Actuator: brass, nickel plated
  • Bushing: brass, nickel plated
  • Contacts: copper, silver plated
  • Torque: 1.50 Nm (1.10 Ft.lb) max.
  • Panel thickness: 4.5 mm (.177) max. between two nuts
  • Operating temperature: -20°C to +55°C
  • Hardware supplied: 1 hex nut U166 and 1 knurled nut U522

Buy the High-Current Toggle Switch Series 644H: 644H22R

Purchase the APEM toggle switch Series 644H today—engineered for high amperage applications with reliable ON - ON - ON operation. Featuring durable copper and silver-plated contacts, a nickel-plated brass actuator, and robust construction, it supports resistive loads up to 6A 250VAC and 125VAC. Its dielectric strength of 2,500 Vrms ensures safety and performance in demanding environments. Designed to fit panels up to 4.5 mm thick, it withstands temperatures from -20°C to +55°C, offering dependable service for industrial automation and control systems.

Get APEM 644H22R today—built for high current switching and long-lasting durability in industrial environments.

Frequently Asked Questions

Where can I buy Apem 644H22R?

You can click on the BUY or RFQ button to purchase 644H22R from an authorized Apem distributor.

How do I troubleshoot issues or seek technical support for part 644H22R?

You can download the 644H22R datasheet or visit the Apem website for support.

Who is the manufacturer of 644H22R?

Apem

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