RS PRO Industrial Circular Connectors, 4 Contacts, In-line, SP21 Connector, Socket, Female, IP68
- RS Stock No.:
- 304-687
- Brand:
- RS PRO
Bulk discount available
Subtotal (1 unit)*
£7.10
(exc. VAT)
£8.52
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 7 unit(s) shipping from 27 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 9 | £7.10 |
| 10 - 24 | £6.53 |
| 25 + | £5.89 |
*price indicative
- RS Stock No.:
- 304-687
- Brand:
- RS PRO
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | RS PRO | |
| Number of Contacts | 4 | |
| Mounting Type | In-line | |
| Connector Size | SP21 | |
| Plug/Socket | Socket | |
| Contact Gender | Female | |
| Termination Method | Screw | |
| IP Rating | IP68 | |
| Current Rating | 10A | |
| Body Orientation | Straight | |
| Voltage Rating | 500V ac | |
| Mating Type | Threaded Coupling | |
| Shell Size | 21mm | |
| Housing Material | Nylon 66, PC | |
| Pole Format | 4P | |
| Shielded/Unshielded | Unshielded | |
| Contact Plating | Gold | |
| Strain Relief | No | |
| Outer Diameter | 29mm | |
| Maximum Operating Temperature | 85°C | |
| Contact Material | Brass | |
| Minimum Operating Temperature | -40°C | |
Select all | ||
|---|---|---|
Brand RS PRO | ||
Number of Contacts 4 | ||
Mounting Type In-line | ||
Connector Size SP21 | ||
Plug/Socket Socket | ||
Contact Gender Female | ||
Termination Method Screw | ||
IP Rating IP68 | ||
Current Rating 10A | ||
Body Orientation Straight | ||
Voltage Rating 500V ac | ||
Mating Type Threaded Coupling | ||
Shell Size 21mm | ||
Housing Material Nylon 66, PC | ||
Pole Format 4P | ||
Shielded/Unshielded Unshielded | ||
Contact Plating Gold | ||
Strain Relief No | ||
Outer Diameter 29mm | ||
Maximum Operating Temperature 85°C | ||
Contact Material Brass | ||
Minimum Operating Temperature -40°C | ||
- COO (Country of Origin):
- CN
RS PRO Industrial Circular Connector, IP68 Waterproof, 4 Contacts
The RS PRO Industrial Circular Connector is designed for robust applications requiring high water resistance and reliable performance. This connector is ideal for environments where protection against dust and water ingress is crucial, ensuring a secure and durable connection.
Features and Benefits
IP68 Waterproof Connector: Provides excellent protection against dust and water, suitable for harsh environments.
Threaded Coupling: Ensures a secure and reliable connection, reducing the risk of accidental disconnection.
Multiple Mounting Options: Available in panel mount, cable mount, and in-line cable mount options for versatile installation.
90-Degree Cable Mount Option: Offers additional flexibility in installation, accommodating various spatial constraints.
High Voltage Rating of 500 V AC: Suitable for applications requiring higher voltage handling.
Durable Housing Material: Made from Nylon 66 and Polycarbonate for enhanced durability and longevity.
Gold-Plated Contacts: Ensures excellent conductivity and resistance to corrosion.
Threaded Coupling: Ensures a secure and reliable connection, reducing the risk of accidental disconnection.
Multiple Mounting Options: Available in panel mount, cable mount, and in-line cable mount options for versatile installation.
90-Degree Cable Mount Option: Offers additional flexibility in installation, accommodating various spatial constraints.
High Voltage Rating of 500 V AC: Suitable for applications requiring higher voltage handling.
Durable Housing Material: Made from Nylon 66 and Polycarbonate for enhanced durability and longevity.
Gold-Plated Contacts: Ensures excellent conductivity and resistance to corrosion.
Applications
Industrial machinery
Outdoor equipment
Marine applications
Automation systems
Outdoor equipment
Marine applications
Automation systems
Additional Information
Contact Material: Brass
Termination Method: Screw
Operating Temperature Range: -40 °C to 85 °C
Connector Size: SP21
Termination Method: Screw
Operating Temperature Range: -40 °C to 85 °C
Connector Size: SP21
Why RS PRO?
RS PRO is the own brand of RS, offering professional quality products and solutions across all industries and technologies. Our product range is rigorously tested, inspected, and audited against demanding international standards to provide you with industrial-grade quality, at the right price. Making RS PRO your smart choice.
Related links
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
- RS PRO Industrial Circular Connectors In-line Socket IP68
