Belden Connectors
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Belden 48978 is an orderable item number in the Belden RKMHL 4/S 5,5 family (Connectors › Industrial Connectors › Sensor Actuator Connectors). M8 Standard Sensor/Actuator Receptacle Connector: Female, rear mount, M8 Screw - mating side, print contacts - connecting side, 4-pin, A-coded, unshielded, metallic grey housing, 30 V AC/DC, 4 A This item: Item Description RKMHL 4/S 5,5. Ships from and sold by A5 IT. Quoted to order.
Notes
| Note Derating | * Notice derating |
| Protection Degree / IP Rating Note | * only if mounted and locked in combination with Hirschmann / Lumberg connector. On the installation side tightness has to be assured by taking proper measures. |
Circuitry
| Fastening Torque (Attachment) | M 8x1: 30 Ncm, hand-tight |
Face View
| Mating Side | M8 Screw |
| Thread Size | M10x1 |
| Mating Cycles | ≤ 100 |
| Coding, Side 1 | A |
| Connector Type | Receptacle |
| Current Rating | 4 A |
| Number Of Pins | 4 |
| Product Family | Sensor / Actuator Connectors |
| Shielding Type | Unshielded |
| Thread Plating | Nickel-plated |
| Voltage Rating | 30 V |
| Attachment Type | Screw-Locking |
| Connecting Side | Print Contacts |
| Thread Material | CuZn |
| Connector Design | Rear Mount |
| Operating Voltage | 30 V AC/DC |
| Type Of Connection | PCB |
| Overvoltage Category | III acc. to DIN EN 60664-1 (VDE 0110-1) |
| Insulation Resistance | ˃ 10^9 Ohm |
| Rated Impulse Voltage | 0.8 kV |
| Side 1 Design Standard | IEC 61076-2-104 |
| Side 1 Pollution Degree | 3 acc. to DIN EN 60664-1 (VDE 0110-1) |
| Side 1 Contact Resistance | ≤ 10 mOhm |
| Side 1 Product Sub Family | M8 Standard |
| Side 1 Type Of Contact/Gender | Female |
| Protection Degree / IP Rating** | IP67 |
| Ambient Temperature (Operation)* | - 25 °C - + 85 °C |
Materials
| Potted | Yes |
| Housing Color | Silver |
| Housing Plating | Cu/Ni |
| O-Ring Material | Front O-Ring: FKM; Rear O-Ring: NBR |
| Housing Material | CuZn |
| Attachment Plating | Cu/Ni |
| Attachment Material | CuZn |
| Contact Bearer Color | Black |
| Contact Base Material | CuZn |
| Side 1 Contact Plating | Cu/Au |
| Contact Bearer Material | TPU |
| Flammability Class (Contact Bearer) | UL 94 HB |
This Item
| Item Number | 48978 |
| Item Description | RKMHL 4/S 5,5 |
Safety & Environmental Compliance
| RoHS Compliant | yes |
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