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| PartNumber | 2821067 | 282106-2 | 282106-1 |
| Description | Industrial Relays ST-REL3-HW 42/21 | Automotive Connectors 1.5 SERIES 4P CA | Automotive Connectors HSG CAP 1X04C F/H |
| Manufacturer | Phoenix Contact | TE Connectivity | TE Connectivity |
| Product Category | Industrial Relays | Automotive Connectors | Automotive Connectors |
| RoHS | Y | N | Y |
| Product | Industrial Relays | Housings | Housings |
| Contact Termination | Quick Connect Terminal | - | - |
| Relay Contact Form | 1 Form A (SPST-NO) | - | - |
| Coil Termination | Quick Connect Terminal | - | - |
| Coil Type | Non-Latching | - | - |
| Coil Voltage | 42 VAC | - | - |
| Mounting Style | Socket | - | - |
| Mounting Type | DIN Rail | - | - |
| Series | ST-REL | Superseal 1.5 | Superseal 1.5 |
| Contact Form | SPST (1 Form A) | - | - |
| Brand | Phoenix Contact | TE Connectivity / AMP | TE Connectivity |
| Product Type | Industrial Relays | Automotive Connectors | Automotive Connectors |
| Factory Pack Quantity | 1 | 900 | 900 |
| Subcategory | Relays | Automotive Connectors | Automotive Connectors |
| Tradename | INTERFACE Relay | SUPERSEAL | SUPERSEAL |
| Part # Aliases | ST-REL3-HW_42/21 STREL3HW4221 | 282106-2 | 282106-1 |
| Unit Weight | 2.116438 oz | - | 0.216582 oz |
| Number of Positions | - | 4 Position | 4 Position |
| Gender | - | Socket (Female) | Socket (Female) |
| Packaging | - | Bulk | - |
| Application | - | Wire-to-Wire | Wire-to-Wire |
| Color | - | Gray | Black |
| Height | - | 42 mm | 42 mm |
| Housing Material | - | Polyamide (PA) | Polyamide (PA) |
| Length | - | 31.8 mm | 31.8 mm |
| Mounting Angle | - | Straight | Straight |
| Mounting Method | - | No | No |
| Number of Rows | - | 1 Row | 1 Row |
| Voltage Rating | - | 24 VDC | 24 VDC |
| Width | - | 13.8 mm | 13.8 mm |
| Locking Mechanism | - | Integrated in Housing | Integrated in Housing |
| Pitch | - | 6 mm | 6 mm |
| Maximum Operating Temperature | - | + 125 C | + 125 C |
| Minimum Operating Temperature | - | - 40 C | - 40 C |