![[OMRON] — E3JM Retro-reflective Photoelectric Sensor (4m MSR, Relay, Terminal Block, PF1/2/PG13.5/NPT)](https://img.prosourcemro.com/2026/05/001-351-1024x802.png)
Photoelectric
Omron
[OMRON] — E3JM Retro-reflective Photoelectric Sensor (4m MSR, Relay, Terminal Block, PF1/2/PG13.5/NPT)
Family ID: OMRON-E3JM-RETRO
OMRON E3JM Series built-in power supply retro-reflective photoelectric sensor with MSR function. 4 m red light. Relay output. Terminal block connection. Light/Dark-ON selectable. Conduit PF1/2 (standard), PG13.5 (-G), 1/2-14NPT UL (-US). E39-R1 reflector and E39-L53 bracket included.
6 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| E3JM-R4M4 | Retro-reflective with MSR 4 m (min 100 mm) Relay Std PF1/2 | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: Without timer | Conduit Socket: PF1/2 | ||
| E3JM-R4M4-G | Retro-reflective with MSR 4 m (min 100 mm) Relay Std PG13.5 | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: Without timer | Conduit Socket: PG13.5 | ||
| E3JM-R4M4-US | Retro-reflective with MSR 4 m (min 100 mm) Relay Std NPT UL | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: Without timer | Conduit Socket: 1/2-14NPT (UL) | ||
| E3JM-R4M4T | Retro-reflective with MSR 4 m (min 100 mm) Relay Timer PF1/2 | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: With timer | Conduit Socket: PF1/2 | ||
| E3JM-R4M4T-G | Retro-reflective with MSR 4 m (min 100 mm) Relay Timer PG13.5 | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: With timer | Conduit Socket: PG13.5 | ||
| E3JM-R4M4T-US | Retro-reflective with MSR 4 m (min 100 mm) Relay Timer NPT UL | OMRON | Sensing Distance: 4 m (min 100 mm) | Light Source: Red light | Sensing Method: Retro-reflective with MSR | Output: Relay | Power Supply: AC/DC (built-in) | Connection: Terminal block | Operation Mode: Light-ON / Dark-ON (switch selectable) | Conduit Options: Conduit socket: PF1/2 (standard) / PG13.5 (-G) / 1/2-14NPT (-US, UL listed) | Reflector: E39-R1 included | Timer: With timer | Conduit Socket: 1/2-14NPT (UL) |
