![[OMRON] — A30NK Key-type Selector Switch Parts (Operation Units, Mounting Collar, Contact Blocks)](https://img.prosourcemro.com/2026/05/001-500-1024x1024.png)
Switches
Omron
[OMRON] — A30NK Key-type Selector Switch Parts (Operation Units, Mounting Collar, Contact Blocks)
Family ID: OMRON-A30NK-PARTS
30-mm dia. Key-type Selector Switches Control panel miniaturization through a more compact design and modified wiring direction.
14 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| A30NZ-2MM-01(5)A | A30NK Op.Unit 2-pos Manual | OMRON | Type: A30NK Operation Unit (individual) | Positions: 2-position | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (5) with key release code when ordering | ||
| A30NZ-2ML-01(5)A | A30NK Op.Unit 2-pos Auto-left | OMRON | Type: A30NK Operation Unit (individual) | Positions: 2-position | Reset: Auto-left | Key Release: A (All) / B (Left) / C (Right) | Note: Replace (5) with key release code when ordering | ||
| A30NZ-3MM-01(5)A | A30NK Op.Unit 3-pos Manual | OMRON | Type: A30NK Operation Unit (individual) | Positions: 3-position | Reset: Manual | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (5) with key release code when ordering | ||
| A30NZ-3ML-01(5)A | A30NK Op.Unit 3-pos Auto-left | OMRON | Type: A30NK Operation Unit (individual) | Positions: 3-position | Reset: Auto-left | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (5) with key release code when ordering | ||
| A30NZ-3MR-01(5)A | A30NK Op.Unit 3-pos Auto-right | OMRON | Type: A30NK Operation Unit (individual) | Positions: 3-position | Reset: Auto-right | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (5) with key release code when ordering | ||
| A30NZ-3MB-01(5)A | A30NK Op.Unit 3-pos Auto-both | OMRON | Type: A30NK Operation Unit (individual) | Positions: 3-position | Reset: Auto-both | Key Release: A (All) / B (Left) / C (Right) / D (Center) / G (Left+right) | Note: Replace (5) with key release code when ordering | ||
| A22NZ-H-01 | A30NK Mounting Collar | OMRON | Type: Mounting Collar (shared A22NZ/A30N) | ||
| A22NZ-S-G1A | A30NK Contact Block Screw SPST-NO | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Screw | Contact: SPST-NO | Color: blue | ||
| A22NZ-S-G1B | A30NK Contact Block Screw SPST-NC | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Screw | Contact: SPST-NC | Color: orange | ||
| A22NZ-S-P1A | A30NK Contact Block Push-In Plus SPST-NO | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Push-In Plus | Contact: SPST-NO | Color: blue | ||
| A22NZ-S-P1B | A30NK Contact Block Push-In Plus SPST-NC | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Push-In Plus | Contact: SPST-NC | Color: red | ||
| A22NZ-S-P2A | A30NK Contact Block Push-In Plus DPST-NO | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Push-In Plus | Contact: DPST-NO | Color: blue | ||
| A22NZ-S-P2B | A30NK Contact Block Push-In Plus DPST-NC | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Push-In Plus | Contact: DPST-NC | Color: red | ||
| A22NZ-S-P2C | A30NK Contact Block Push-In Plus SPST-NO/NC | OMRON | Type: Contact Block (shared A22NZ/A30N) | Terminal: Push-In Plus | Contact: SPST-NO/NC | Color: white |
