RS PRO Industrial Circular Connectors, 4 Contacts, In-line, SP21 Connector, Socket, Female, IP68

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£7.10

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£8.52

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  • Plus 10 unit(s) shipping from 27 October 2025
  • Plus 999,999,989 unit(s) shipping from 02 February 2026
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RS Stock No.:
304-685
Brand:
RS PRO
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Brand

RS PRO

Number of Contacts

4

Mounting Type

In-line

Connector Size

SP21

Plug/Socket

Socket

Contact Gender

Female

Termination Method

Solder

IP Rating

IP68

Current Rating

30A

Body Orientation

Straight

Voltage Rating

500V ac

Mating Type

Threaded Coupling

Shell Size

21mm

Housing Material

Nylon 66, PC

Pole Format

4P

Strain Relief

No

Shielded/Unshielded

Unshielded

Contact Plating

Gold

Contact Material

Brass

Outer Diameter

29mm

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°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. With an IP68 rating, this connector is ideal for environments where moisture and dust are concerns. It offers flexibility with options for panel mount, cable mount, and in-line cable mount connections, suitable for both cable-to-cable and cable-to-panel installations.

Features and Benefits


IP68 Waterproof Connector: Ensures protection against dust and water ingress, making it suitable for harsh environments

Threaded Coupling: Provides secure and reliable connections, reducing the risk of disconnection under vibration

Multiple Mounting Options: Available in panel mount, cable mount, and in-line cable mount, offering flexibility for various installation needs

90-Degree Cable Mount Option: Allows for more installation flexibility in confined spaces

High Voltage Rating of 500 V AC: Suitable for applications requiring higher voltage handling

Durable Housing Material: Made from Nylon 66 and Polycarbonate, ensuring long-lasting performance

Gold-Plated Contacts: Enhances conductivity and reduces corrosion, ensuring reliable electrical connections

Applications


Industrial machinery
Automation systems
Outdoor equipment
Marine applications

Additional Information


Key standards: IP68 rating ensures compliance with high water resistance standards
Contact material: Brass with gold plating for enhanced durability and performance
Operating temperature range: -40 °C to 85 °C, suitable for various environmental conditions

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.

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