Overview
The Omron PF083A-E is an 8-pin relay socket base designed to mount Omron MK and MKS series general purpose relays. Rated for 10A at 250VAC, this socket features both plug-in and screw connection terminals, making it suitable for both permanent and temporary installations. The round octal design with finger-protection front mounting ensures safe handling in industrial control panels.
Key Features
- 8-pin round octal socket configuration for Omron MK/MKS series relays
- Rated 10A at 250VAC for industrial AC/DC applications
- Dual connection method: 8-pin plug-in connections plus screw terminals
- DIN rail and surface (wall) mounting capability
- Finger-protection design for front-panel safety
- Black phenolic housing with 1000MΩ minimum insulation resistance
Technical Specifications
- Rated Current: 10A
- Rated Voltage: 250VAC
- Number of Pins: 8 (octal)
- Insulation Voltage (Ui): 2000V (1 minute rating between terminals)
- Insulation Resistance: 1000MΩ minimum (at 500VDC)
- Mounting: DIN rail or surface mount
- Terminal Type: Screw connections
- Height: 56mm
- Width: 41mm
- Depth: 21mm
- Housing Color: Black
- Design: Finger-protection, front mounting
Typical Applications
The Omron PF083A-E socket base is ideal for industrial control systems requiring reliable relay switching:
- General purpose industrial automation and machine control panels
- AC/DC switching applications in HVAC and lighting systems
- Equipment control circuits where DIN rail space is limited
- OEM panel builders seeking modular relay mounting solutions
- Maintenance and retrofit applications for existing Omron relay systems
Compatibility & Replacements
Compatible With
- Omron MK series general purpose relays
- Omron MKS series industrial relays
- DIN rail systems and hat rail mounting
- Standard industrial control panel wiring
Replaces / Drop-In Replacement For
- Omron PF083A (base model without “-E” suffix)
- PF083A BY OMZ
Works With
- Omron automation relay systems and controllers
- Standard DIN 43880 rail mounting systems
- AC/DC control circuits and hardwired logic applications
- Industrial panel and cabinet installations





