| Image | Part Number | Manufacturer | Description | Series | Mounting Type | Style | Number of Channels | Connector Type |
|---|---|---|---|---|---|---|---|---|
| PB4 | Crydom | I/O MODULE RACK 4 CHANNEL | PB | Standoffs | Standard | 4 | Screw Terminal Blocks | |
| 2282075 | Phoenix Contact | I/O MODULE RACK 1 CHANNEL | VARIOFACE, FLKM | DIN Rail | Standard | 1 | Screw Terminal Blocks | |
| 70MRCK24-RL | Grayhill, Inc. | I/O MODULE RACK 24 CHANNEL | System 50 | Standoffs | Mini | 24 | Header, Screw Terminal Blocks | |
| P7TF-IS16 AC110/120V | Omron Automation & Safety | I/O MODULE RACK 16 CHANNEL | P7TF | DIN Rail | G3TA, G7T | 16 | Screw Terminal Blocks | |
| 2962379 | Phoenix Contact | I/O MODULE RACK CHANNEL | - | - | - | - | - | |
| 2962201 | Phoenix Contact | I/O MODULE RACK 16 CHANNEL | VARIOFACE, UM | DIN Rail | - | 16 | Header, Screw Terminal Blocks | |
| 2IOM24 | Agastat Relays / TE Connectivity | I/O MODULE RACK 24 CHANNEL | 2IO | Standoffs | Mini | 24 | Card Edge, Screw Terminal Blocks | |
| 2IO24 | Agastat Relays / TE Connectivity | I/O MODULE RACK 24 CHANNEL | 2IO | Standoffs | Standard | 24 | Card Edge, Screw Terminal Blocks | |
| 2970743 | Phoenix Contact | I/O MODULE RACK CHANNEL | VARIOFACE, UMK | - | - | - | - | |
| 70MRCK16-EC | Grayhill, Inc. | I/O MODULE RACK 16 CHANNEL | System 50 | Standoffs | Mini | 16 | Card Edge, 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.