| PartNumber | 3031526 | 3031539 | 3031500 |
| Description | DIN Rail Terminal Blocks STTB 1.5-PV | DIN Rail Terminal Blocks STTB 2.5-PV | Spring Cage Ground Terminal Block, AWG: 20-8, Yellow-Green |
| Manufacturer | Phoenix Contact | Phoenix Contact | - |
| Product Category | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks | - |
| RoHS | Y | Y | - |
| Type | Wire to Wire | Wire to Wire | - |
| Number of Positions | 4 Position | 4 Position | - |
| Current Rating | 17.5 A | 22 A | - |
| Voltage Rating | 500 V | 500 V | - |
| Wire Gauge Range | 28 AWG to 16 AWG | 28 AWG to 12 AWG | - |
| Connection Method | Spring Cage | Spring Cage | - |
| Color | Gray | Gray | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Length | 67.5 mm | 67.5 mm | - |
| Width | 4.2 mm | 5.2 mm | - |
| Series | STTB | STTB | - |
| Packaging | Bulk | Bulk | - |
| Brand | Phoenix Contact | Phoenix Contact | - |
| Product Type | DIN Rail Terminal Blocks | DIN Rail Terminal Blocks | - |
| Factory Pack Quantity | 50 | 50 | - |
| Subcategory | Terminal Blocks | Terminal Blocks | - |
| Tradename | CLIPLINE | CLIPLINE | - |
| Wire Gauge Max | 16 AWG | 12 AWG | - |
| Wire Gauge Min | 28 AWG | 28 AWG | - |
| Part # Aliases | STTB_1,5-PV STTB15PV | STTB_2,5-PV STTB25PV | - |
| Unit Weight | 0.294008 oz | 0.360147 oz | - |