![[OMRON] — A22NK Key Selector Switch Parts (Operation Units, Mounting Collar, Contact Blocks)](https://img.prosourcemro.com/2026/05/001-491-1024x1024.png)
Switches
Omron
[OMRON] — A22NK Key Selector Switch Parts (Operation Units, Mounting Collar, Contact Blocks)
Family ID: OMRON-A22NK-PARTS
22-mm dia. Key-type Selector Switches. Control panel miniaturization through a more compact design and modified wiring direction.
20 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| A22NZ-2BM-01(1)A | A22NK Op.Unit 2-pos Plastic Manual | OMRON | Type: A22NK Operation Unit (individual) | Positions: 2-position | Bezel: Plastic | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (1) with key release code | ||
| A22NZ-2BL-01(1)A | A22NK Op.Unit 2-pos Plastic Auto left | OMRON | Type: A22NK Operation Unit (individual) | Positions: 2-position | Bezel: Plastic | Reset: Auto left | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (1) with key release code | ||
| A22NZ-3BM-01(1)A | A22NK Op.Unit 3-pos Plastic Manual | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Plastic | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3BL-01(1)A | A22NK Op.Unit 3-pos Plastic Auto left | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Plastic | Reset: Auto left | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3BR-01(1)A | A22NK Op.Unit 3-pos Plastic Auto right | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Plastic | Reset: Auto right | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3BB-01(1)A | A22NK Op.Unit 3-pos Plastic Auto left+right | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Plastic | Reset: Auto left+right | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-2MM-01(1)A | A22NK Op.Unit 2-pos Brushed metal Manual | OMRON | Type: A22NK Operation Unit (individual) | Positions: 2-position | Bezel: Brushed metal | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (1) with key release code | ||
| A22NZ-2ML-01(1)A | A22NK Op.Unit 2-pos Brushed metal Auto left | OMRON | Type: A22NK Operation Unit (individual) | Positions: 2-position | Bezel: Brushed metal | Reset: Auto left | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (1) with key release code | ||
| A22NZ-3MM-01(1)A | A22NK Op.Unit 3-pos Brushed metal Manual | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Brushed metal | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3ML-01(1)A | A22NK Op.Unit 3-pos Brushed metal Auto left | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Brushed metal | Reset: Auto left | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3MR-01(1)A | A22NK Op.Unit 3-pos Brushed metal Auto right | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Brushed metal | Reset: Auto right | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-3MB-01(1)A | A22NK Op.Unit 3-pos Brushed metal Auto left+right | OMRON | Type: A22NK Operation Unit (individual) | Positions: 3-position | Bezel: Brushed metal | Reset: Auto left+right | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (1) with key release code | ||
| A22NZ-H-01 | A22NK Mounting Collar | OMRON | Type: A22NK Mounting Collar | ||
| A22NZ-S-G1A | A22NK Contact Block Screw SPST-NO | OMRON | Type: A22NK Contact Block (individual) | Terminal: Screw | Contact: SPST-NO | Color: blue | ||
| A22NZ-S-G1B | A22NK Contact Block Screw SPST-NC | OMRON | Type: A22NK Contact Block (individual) | Terminal: Screw | Contact: SPST-NC | Color: orange | ||
| A22NZ-S-P1A | A22NK Contact Block Push-In Plus SPST-NO | OMRON | Type: A22NK Contact Block (individual) | Terminal: Push-In Plus | Contact: SPST-NO | Color: blue | ||
| A22NZ-S-P1B | A22NK Contact Block Push-In Plus SPST-NC | OMRON | Type: A22NK Contact Block (individual) | Terminal: Push-In Plus | Contact: SPST-NC | Color: red | ||
| A22NZ-S-P2A | A22NK Contact Block Push-In Plus DPST-NO | OMRON | Type: A22NK Contact Block (individual) | Terminal: Push-In Plus | Contact: DPST-NO | Color: blue | ||
| A22NZ-S-P2B | A22NK Contact Block Push-In Plus DPST-NC | OMRON | Type: A22NK Contact Block (individual) | Terminal: Push-In Plus | Contact: DPST-NC | Color: red | ||
| A22NZ-S-P2C | A22NK Contact Block Push-In Plus SPST-NO/SPST-NC | OMRON | Type: A22NK Contact Block (individual) | Terminal: Push-In Plus | Contact: SPST-NO/SPST-NC | Color: white |
