| PartNumber | 2820149 | 2820178 | 2820136 |
| Description | DIN Rail Terminal Blocks URELG 4 | DIN Rail Terminal Blocks URELG 7 | DIN Rail Terminal Blocks URELG 3 |
| Manufacturer | Phoenix Contact | Phoenix Contact | Phoenix Contact |
| Product Category | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks |
| RoHS | Y | Y | Y |
| Type | Wire to Wire | Wire to Wire | Wire to Wire |
| Current Rating | 16 A | 16 A | 16 A |
| Voltage Rating | 400 V | 400 V | 400 V |
| Wire Gauge Range | 24 AWG to 12 AWG | 24 AWG to 12 AWG | 24 AWG to 12 AWG |
| Connection Method | Screw | Screw | Screw |
| Color | Gray | Gray | Gray |
| Length | 42.5 mm | 42.5 mm | 42.5 mm |
| Width | 27 mm | 45.6 mm | 20.8 mm |
| Height | 112 mm | 112 mm | 112 mm |
| Brand | Phoenix Contact | Phoenix Contact | Phoenix Contact |
| Product Type | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Terminal Blocks | Terminal Blocks | Terminal Blocks |
| Tradename | INTERFACE Relay | INTERFACE Relay | INTERFACE Relay |
| Wire Gauge Max | 12 AWG | 12 AWG | 12 AWG |
| Wire Gauge Min | 24 AWG | 24 AWG | 24 AWG |
| Part # Aliases | URELG_4 URELG4 | URELG_7 URELG7 | URELG_3 URELG3 |
| Unit Weight | 1.444363 oz | 2.557009 oz | 1.078607 oz |