![[OMRON] — A3SA Lighted Pushbutton Switch Set (Square 40mm, Standard load, SPDT/DPDT, 5/12/24V)](https://img.prosourcemro.com/2026/05/001-507-1024x1024.png)
Switches
Omron
[OMRON] — A3SA Lighted Pushbutton Switch Set (Square 40mm, Standard load, SPDT/DPDT, 5/12/24V)
Family ID: OMRON-A3SA-STD
Pushbutton Switch Series with Square 40-mm Body
12 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| A3SA-90A1-5E[] | A3SA Std SPDT Momentary 5 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Momentary | Voltage: 5 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90B1-5E[] | A3SA Std SPDT Alternate 5 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Alternate | Voltage: 5 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90A1-12E[] | A3SA Std SPDT Momentary 12 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Momentary | Voltage: 12 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90B1-12E[] | A3SA Std SPDT Alternate 12 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Alternate | Voltage: 12 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90A1-24E[] | A3SA Std SPDT Momentary 24 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Momentary | Voltage: 24 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90B1-24E[] | A3SA Std SPDT Alternate 24 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: SPDT | Action: Alternate | Voltage: 24 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90C1-5E[] | A3SA Std DPDT Momentary 5 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Momentary | Voltage: 5 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90D1-5E[] | A3SA Std DPDT Alternate 5 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Alternate | Voltage: 5 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90C1-12E[] | A3SA Std DPDT Momentary 12 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Momentary | Voltage: 12 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90D1-12E[] | A3SA Std DPDT Alternate 12 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Alternate | Voltage: 12 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90C1-24E[] | A3SA Std DPDT Momentary 24 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Momentary | Voltage: 24 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White | ||
| A3SA-90D1-24E[] | A3SA Std DPDT Alternate 24 VDC | OMRON | Type: Lighted Pushbutton Switch Set (A3SA Square) | Load: Standard (250VAC 2A) | Output: DPDT | Action: Alternate | Voltage: 24 VDC | Screen: Single | Button Colors: R / Y / G / W | Note: Replace [] with color: R=Red / Y=Yellow / G=Green / W=White |
