| PartNumber | 3031940 | 3031966 | 3031924 |
| Description | DIN Rail Terminal Blocks STN 2.5 | DIN Rail Terminal Blocks STI 4-PE | DIN Rail Terminal Blocks STI 2.5 |
| 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 |
| Number of Positions | 2 Position | 2 Position | 2 Position |
| Current Rating | 24 A | 32 A | 24 A |
| Voltage Rating | 250 V | - | 400 V |
| Wire Gauge Range | 28 AWG to 12 AWG | 28 AWG to 10 AWG | 28 AWG to 12 AWG |
| Connection Method | Spring Cage | Spring Cage | Spring Cage |
| Color | Blue | Green / Yellow | Gray |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-0 |
| Length | 59.5 mm | 66 mm | 59.5 mm |
| Width | 5.2 mm | 6.2 mm | 5.2 mm |
| Series | ST | ST | ST |
| Brand | Phoenix Contact | Phoenix Contact | Phoenix Contact |
| Product Type | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | Terminal Blocks | Terminal Blocks | Terminal Blocks |
| Tradename | CLIPLINE | CLIPLINE | CLIPLINE |
| Wire Gauge Max | 12 AWG | 10 AWG | 12 AWG |
| Wire Gauge Min | 28 AWG | 28 AWG | 28 AWG |
| Part # Aliases | STN_2,5 STN25 | STI_4-PE STI4PE | STI_2,5 STI25 |
| Unit Weight | 0.300358 oz | 0.475669 oz | 0.236336 oz |