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SURE-SEAL CONNECTIONS Mini Sure-Seal Receptacle - Sure-Seal Industrial & Automotive Circular Connectors
SURE-SEAL CONNECTIONSSure-Seal Industrial & Automotive Circular Connectors

SURE-SEAL CONNECTIONS Mini Sure-Seal Receptacle

The SURE-SEAL Circular Connector: MSS-3 is a Mini Sure-Seal receptacle from SURE-SEAL CONNECTIONS, featuring a 1 male / 2 female contact configuration with crimp-type contacts (contacts not included). It supports 20…

SKU 3G-OTH-09057

Also listed as: 1208551101 · 120 8551 101

Brand
SURE-SEAL CONNECTIONS
Item
Mini Sure-Seal Receptacle
Category
Sure-Seal Industrial & Automotive Circular Connectors
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SURE-SEAL CONNECTIONS
Manufacturer Part Number
120-8551-101
Series
Mini Sure-Seal
Type
Receptacle, 1 Male / 2 Female, 8 A
IP Rating
IP67
Wire Size
20 to 18 AWG
Contact Type
Crimp
Contact Gender
Male
Voltage Rating
400V AC
Connector Design
Receptacle
Includes Contacts
Contacts Not Included

Technical Documents

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SURE-SEAL CONNECTIONS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SURE-SEAL Circular Connector: MSS-3 is a Mini Sure-Seal receptacle from SURE-SEAL CONNECTIONS, featuring a 1 male / 2 female contact configuration with crimp-type contacts (contacts not included). It supports 20 to 18 AWG wire sizes, is rated for 400V AC and 8 A, and offers an IP67 ingress protection rating.

Frequently Asked Questions

What is the SURE-SEAL MSS-3 circular connector used for?

The SURE-SEAL MSS-3 is a Mini Sure-Seal receptacle designed for industrial and automotive applications requiring a reliable, weatherproof connection. Its IP67 rating makes it suitable for harsh environments where dust and water ingress must be prevented. Typical uses include sensor connections, control systems, and power distribution in vehicles and factory automation.

What are the specifications of the SURE-SEAL MSS-3 connector?

The SURE-SEAL MSS-3 is a receptacle with 1 male and 2 female contacts, rated for 8 A and 400V AC. It accepts 20 to 18 AWG wire and uses crimp-type contacts (not included). The connector carries an IP67 ingress protection rating and is part of the Mini Sure-Seal series by SURE-SEAL CONNECTIONS.

Where to buy the SURE-SEAL MSS-3 connector worldwide?

3G Electric supplies the SURE-SEAL MSS-3 connector (MPN 120-8551-101) to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time; we source and deliver this Mini Sure-Seal receptacle from SURE-SEAL CONNECTIONS.

How to install the SURE-SEAL MSS-3 connector?

Installation requires crimping the appropriate contacts (sold separately) onto 20 to 18 AWG wire using a compatible crimp tool. Insert the crimped contacts into the correct cavities of the MSS-3 receptacle until they lock. Ensure the mating plug is fully seated and the seal is intact to maintain the IP67 rating. Always follow SURE-SEAL CONNECTIONS' installation guidelines.

Used in

Common applications for SURE-SEAL CONNECTIONS
Automotive wiring harnesses — Sure-Seal SS-2 flanged plug (MPN 120-8552-200) for engine compartment connections
Industrial control panels — Sure-Seal SS-6 plug (MPN 120-1842-000) for sensor and actuator interfaces
Outdoor lighting systems — Sure-Seal connectors with IP67 rating for weatherproof power connections
Heavy equipment — Power Sure-Seal contacts (MPN 030-2244-002) for 10 AWG battery or motor circuits
Marine electronics — Gold-plated crimp contacts (MPN 110238-0409) for corrosion resistance in saltwater environments
Material handling machinery — Sure-Seal boots (MPN 317-8657-002) for cable protection at connector entry points

SURE-SEAL CONNECTIONS Products

3G Electric supplies SURE-SEAL CONNECTIONS sure-seal industrial & automotive circular connectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SURE-SEAL Circular Connector: MSS-2, Receptacle, 1 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size (MPN 120-8551-100)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: MSS-2, Receptacle, 1 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size (MPN 120-8551-100)
SURE-SEAL Circular Connector: MSS-4, Receptacle, 2 Male / 2 Female, 8 A, 20 to 18 AWG Wire Size (MPN 120-8551-102)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: MSS-4, Receptacle, 2 Male / 2 Female, 8 A, 20 to 18 AWG Wire Size (MPN 120-8551-102)
SURE-SEAL Circular Connector: MSS-2, Plug, 1 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-100)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: MSS-2, Plug, 1 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-100)
SURE-SEAL Circular Connector: MSS-3, Plug, 2 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-101)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: MSS-3, Plug, 2 Male / 1 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-101)
SURE-SEAL Circular Connector: MSS-4, Plug, 2 Male / 2 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-102)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: MSS-4, Plug, 2 Male / 2 Female, 8 A, 20 to 18 AWG Wire Size, IP67 (MPN 120-8552-102)
SURE-SEAL Circular Connector: SS-7, Receptacle, 3 Male / 4 Female, 8 A, 18 to 14 AWG Wire Size, IP67 (MPN 120-8551-007)
SURE-SEAL CONNECTIONS
SURE-SEAL Circular Connector: SS-7, Receptacle, 3 Male / 4 Female, 8 A, 18 to 14 AWG Wire Size, IP67 (MPN 120-8551-007)

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