| Image | Part Number | Manufacturer | Description | Series | Mounting Type | Style | Number of Channels | Connector Type |
|---|---|---|---|---|---|---|---|---|
| PB-24M-C | Crydom | I/O MODULE RACK 24 CHANNEL | PB | Standoffs | Mini | 24 | Header, Screw Terminal Blocks | |
| 2900892 | Phoenix Contact | I/O MODULE RACK CHANNEL | - | - | - | - | - | |
| 2974914 | Phoenix Contact | I/O MODULE RACK 8 CHANNEL | VARIOFACE, UMK | DIN Rail | - | 8 | Header, Screw Terminal Blocks | |
| 70GRCK4-DIN | Grayhill, Inc. | I/O MODULE RACK 4 CHANNEL | System 50 | DIN Rail | G5 | 4 | Screw Terminal Blocks | |
| 2282088 | Phoenix Contact | I/O MODULE RACK 2 CHANNEL | VARIOFACE, FLKM | DIN Rail | Standard | 2 | Screw Terminal Blocks | |
| RT1-IA04-100V-S | Panasonic | I/O MODULE RACK CHANNEL | - | - | - | - | - | |
| PB-32SM | Crydom | I/O MODULE RACK 32 CHANNEL | PB | Standoffs | Mini | 32 | Card Edge, Screw Terminal Blocks | |
| 70GRCK4 | Grayhill, Inc. | I/O MODULE RACK 4 CHANNEL | System 50 | Standoffs | G5 | 4 | Screw Terminal Blocks | |
| 2900066 | Phoenix Contact | I/O MODULE RACK CHANNEL | - | - | - | - | - | |
| PB-16-C | Crydom | I/O MODULE RACK 16 CHANNEL | PB | Standoffs | Standard | 16 | 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.