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OMRON A165CJA Pushbutton Switch

This cylindrical pushbutton switch with a 16-mm diameter features both lighted and non-lighted options, suitable for various industrial control applications. It is characterized by a detachable design facilitating easy mounting and maintenance, with high heat-resistant resin levers for automatic soldering. The switch supports momentary and alternate operations, rated for 5 A at 125 VAC and 3 A at 250 VAC, conforming to UL and cUL standards. It offers IP40 and IP66 ingress protection levels, with robust contact resistance, insulation resistance, and dielectric strength. Its compact profile and flexible configurations make it ideal for control panels, automation systems, and machinery.

Authorized Distributors
Source:DigiKey
Part No:A165-CJA
Stock:10
Inv Date:05-28-2026
Price: Unit price: $11.83
Buy/RFQ:
Source:DigiKey
Part No:A165CJA
Stock:10
Inv Date:05-28-2026
Price: Unit price: $11.83
Buy/RFQ:
Part No:A165-CJA
Stock:0
Inv Date:05-29-2026
Price: Unit price: $11.18
Buy/RFQ:
Part No:A165-CJA
Stock:0
Inv Date:05-28-2026
Price: Unit price: $11.83
Buy/RFQ:
Part No:A165CJA
Stock:5
Inv Date:05-28-2026
Price: Unit price: $10.67
Buy/RFQ:
Part No:A165CJA
Stock:5
Inv Date:05-28-2026
Price: Unit price: $10.67
Buy/RFQ:

OMRON A165CJA Pushbutton Switch Specifications:

  • Operating Voltage: 5 VDC, 12 VAC/VDC, 24 VAC/VDC
  • Current Rating: 5 A at 125 VAC, 3 A at 250 VAC, 3 A at 30 VDC
  • Ingress Protection: IP40 and IP66
  • Contact Resistance: 100 mΩ max. (initial value)
  • Insulation Resistance: 100 MΩ min. (at 500 VDC)
  • Dielectric Strength: 2,000 VAC between terminals for 1 minute
  • Shock Resistance: 500 m/s² for 3 ms
  • Operating Force: Max 4.91 N for IP66 models
  • Release Force: Min 0.29 N
  • Total Travel: Approx. 3 mm, Pretravel: Max 2.5 mm
  • Mounting Panel Thickness: 0.5 to 3.2 mm
  • Operating Temperature: -10°C to +55°C
  • Humidity Range: 35% to 85% RH
  • Material: High heat resistant resin for lever, copper contacts
  • Dimensions: Diameter 16 mm, various terminal configurations
  • Transition Life: 2,000,000 operations min. (momentary), 200,000 (alternate)

Buy the Omron Series Control Switch: A165CJA

Enhance your control panel with the Omron A165CJA pushbutton switch, offering durable, easy-to-mount design with high heat resistance and reliable electrical ratings. Suitable for industrial automation, machinery, and control systems, this switch supports multiple configurations including lighted and non-lighted options, IP66 protection, and high durability. Its compact size and robust construction ensure long-term performance, quick installation, and maintenance ease. Invest in quality control components today to ensure safety, efficiency, and dependable operation for your equipment needs.

Buy Omron A165CJA pushbutton switch now and experience unmatched reliability and performance in industrial control and automation applications.

Frequently Asked Questions

Where can I buy OMRON A165CJA?

You can click on the BUY or RFQ button to purchase A165CJA from an authorized OMRON distributor.

How do I troubleshoot issues or seek technical support for part A165CJA?

You can download the A165CJA datasheet or visit the OMRON website for support.

Who is the manufacturer of A165CJA?

OMRON

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