RS PRO Industrial Circular Connectors, 3, 3 Contacts, Cable, In-Line, SY21 Connector, Plug and Socket, Male and Female

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Subtotal (1 set)*

£19.68

(exc. VAT)

£23.62

(inc. VAT)

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  • 19 unit(s) ready to ship
  • Plus 60 unit(s) shipping from 20 November 2025
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Set(s)
Per Set
1 - 9£19.68
10 +£18.11

*price indicative

RS Stock No.:
304-455
Brand:
RS PRO
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Brand

RS PRO

Number of Contacts

3, 3

Mounting Type

Cable, In-Line

Connector Size

SY21

Plug/Socket

Plug, Socket

Contact Gender

Female, Male

Termination Method

Screw

IP Rating

IP68

Current Rating

10A

Body Orientation

Straight

Voltage Rating

500V ac

Shell Size

21mm

Mating Type

Bayonet

Housing Material

Nylon 66, PC

Pole Format

3P

Strain Relief

No

Shielded/Unshielded

Unshielded

Contact Plating

Gold

Contact Material

Brass

Outer Diameter

29.4, 29mm

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

COO (Country of Origin):
CN

RS PRO Industrial Circular Connector, 3 Contacts, IP67 Waterproof, Bayonet Coupling


This RS PRO Industrial Circular Connector is designed for robust applications requiring high water resistance. With an IP67 rating, it provides reliable protection against dust and water ingress, making it ideal for demanding environments. The bayonet coupling ensures secure and quick connections, enhancing operational efficiency.

Features and Benefits


IP67 Waterproof Connector: Offers excellent protection against dust and water, suitable for harsh environments
Bayonet Coupling: Allows for quick and secure connections, improving installation speed
Nylon 66 and Polycarbonate Housing: Provides durability and resistance to environmental factors
Gold Contact Plating: Ensures reliable conductivity and reduces oxidation
Wide Temperature Range: Operates effectively between -40 °C and 85 °C, suitable for various climates
High Voltage Rating: Supports up to 500 V AC, accommodating a range of electrical applications

Applications


Industrial machinery
Outdoor electrical systems
Automation equipment
Marine applications

Additional Information


Number of Contacts: 3
Current Rating: 10 A
Termination Method: Screw
Mounting Type: Cable Mount, In-Line Mount
Contact Material: Brass
Plug/Socket: Available in both plug and socket configurations
Connector Size: SY21

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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