| Image | Part Number | Manufacturer | Description | Series | Mounting Type | Style | Number of Channels | Connector Type |
|---|---|---|---|---|---|---|---|---|
| PB-8SM | Crydom | I/O MODULE RACK 8 CHANNEL | PB | Standoffs | Mini | 8 | Card Edge, Screw Terminal Blocks | |
| 70GRCK8-HS | Grayhill, Inc. | I/O MODULE RACK 8 CHANNEL | System 50 | Standoffs | G5 | 8 | Header, Screw Terminal Blocks | |
| P7TF-05 | Omron Automation & Safety | I/O MODULE RACK CHANNEL | - | - | - | - | - | |
| 70MRCK24-HL | Grayhill, Inc. | I/O MODULE RACK 24 CHANNEL | System 50 | Standoffs | Mini | 24 | Header, Screw Terminal Blocks | |
| 70GRCK16-HL | Grayhill, Inc. | I/O MODULE RACK 16 CHANNEL | System 50 | Standoffs | G5 | 16 | Header, Screw Terminal Blocks | |
| 2975722 | Phoenix Contact | I/O MODULE RACK 8 CHANNEL | VARIOFACE, UMK | DIN Rail | - | 8 | - | |
| 70LRCK24-DIN | Grayhill, Inc. | I/O MODULE RACK 24 CHANNEL | System 50 | DIN Rail | OpenLine® | 24 | Header, Screw Terminal Blocks | |
| 2IO16A | Agastat Relays / TE Connectivity | I/O MODULE RACK 16 CHANNEL | 2IO | Standoffs | Standard | 16 | Screw Terminal Blocks | |
| 70MRCK16-HL | Grayhill, Inc. | I/O MODULE RACK 16 CHANNEL | System 50 | Standoffs | Mini | 16 | Header, Screw Terminal Blocks | |
| PB-8M-V | Crydom | I/O MODULE RACK 8 CHANNEL | PB | Standoffs | Mini | 8 | Header, Screw Terminal Blocks |
I/O relay module racks are mounting structures or enclosures designed to accommodate multiple I/O relay modules in a compact and organized manner. These racks provide a centralized and easily accessible location for installing and wiring I/O relay modules, simplifying installation, troubleshooting, and maintenance tasks in control and automation systems.