Sumitomo 6099-0610 2-Way Automotive Connector Housing | Suqin
Short Description:
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Manufacturer Identifiers: Manufactured by Sumitomo Electric Wiring Systems (SEWS) under Mfr. #: 6099-0610 and Part Name: US120A02MA-B3.
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Structural Configuration: 2-position 1-row rectangular automotive connector housing engineered for wire-to-wire and inline wiring harness connections.
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Material & Thermal Integrity: Molded from black PBT (Polybutylene Terephthalate) thermoplastic, offering mechanical durability, chemical resistance, and thermal stability in automotive environments.
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Retention & Locking Mechanism: Features a pre-assembled white TPA (Terminal Position Assurance) secondary retainer to lock crimped terminals securely and prevent contact backing under high vibration.
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Packaging & Supply: Supplied in standard original factory bulk bags containing 400 pieces per unit package (SEWS-CHZ).
Product Detail
Product Tags
Factory-original Sumitomo 6099-0610 (Part Name: US120A02MA-B3) 2-position black PBT automotive connector housing featuring secondary TPA locking clip, crimp termination, and high vibration resistance. Available via Suzhou Suqin.
Data Overview
| Technical Parameter | Specification Value |
| Mfr. # (Manufacturer Part Number) | 6099-0610 |
| Part Name / Designation | US120A02MA-B3 |
| Manufacturer / Brand | Sumitomo / Sumitomo Electric Wiring Systems (SEWS) |
| Product Category | Connectors, Interconnects, Automotive Connectors |
| Connector Type | Auto Connector Housing |
| Number of Positions | 2 Position |
| Number of Rows | 1 Row |
| Housing Material | PBT (Polybutylene Terephthalate) |
| Housing Color | Black |
| Retainer / TPA Color | White |
| Locking Mechanism | Primary Latch Lock + TPA Secondary Lock |
| Termination Style | Crimp (Terminals inserted separately) |
| Mounting Type | Free Hanging (In-Line) |
| Standard Packaging | 400 pcs / Bag |
| Part Status | Active |
| RoHS Status | RoHS Compliant |
Product Details
| PBT Thermoplastic Construction | TPA Secondary Terminal Locking | Compact 2-Way Automotive Interface |
| PBT Polymeric Housing Body Molded from industrial-grade PBT thermoplastic with explicit material designation PBT, providing high resistance to automotive fluids, environmental aging, and structural distortion. | Integrated White TPA Retainer Equipped with a white Terminal Position Assurance (TPA) secondary locking wedge to verify terminal insertion depth and prevent contact displacement under engine vibration. | Precision 2-Pole Geometry Features a 2-position 1-row compact housing layout optimized for space-constrained automotive electrical harnesses, sensor connections, and auxiliary control circuits. |
Our advantage
● Brand supply diversification,
Convenient one-stop shopping
● Covers a wide range of fields
Automobile, electromechanical, industrial, communication, etc.
● Complete information, fast delivery
Reduce intermediate links
● Good after-sales service
Quick response, professional reply
● Original genuine guarantee
Support professional consultation
● After-sales problems
Ensure that the imported original products are genuine. If there is a quality problem, it will be solved within one month of receiving the goods.
Q1: What is the relationship between Mfr. # 6099-0610 and Part Name US120A02MA-B3?
6099-0610 is the standard Manufacturer Part Number (Mfr. #), while US120A02MA-B3 is the factory part name / internal technical designation assigned by Sumitomo Electric Wiring Systems (SEWS) on the official package label.
Q2: What resin material is used for the 6099-0610 housing, and how is it verified?
The housing is molded from automotive-grade PBT (Polybutylene Terephthalate) thermoplastic. Material authenticity can be verified via the molded resin code PBT explicitly stamped onto the side of the housing structure.
Q3: What is the purpose of the white clip component integrated into the 6099-0610 housing?
The white component serves as a Terminal Position Assurance (TPA) lock. Once crimped terminals are inserted into the housing cavities, pushing the TPA into its final locked position ensures full contact retention and prevents pin disconnection caused by cable tension or vehicle vibration.












