KET MG655757 025 II Series 20-Pos Female Housing | 2.54mm Pitch
Short Description:
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Manufacturer: KET (Korea Electric Terminal)
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Part Number: MG655757
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Series: 025 II Series
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Number of Positions: 20 Poles
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Pitch (Centerline): 2.54 mm
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Mating Tab Width: 0.64 mm [.025 in]
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TPA (Secondary Lock): Yes (Ensures Terminal Seating)
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Material: PBT (Thermoplastic)
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Color: Natural (Cream/White)
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Max Current: 5 Amps
Product Detail
Product Tags
Buy KET MG655757 025 II Series 20-position female housing. Featuring 2.54mm pitch, TPA locking mechanism, and durable PBT material. Ideal for automotive signal systems and dashboards.
Data Overview
| Attribute Category | Technical Specification |
| Brand / Series | KET / 025 II Series |
| Part Number | MG655757 |
| Number of Poles | 20 Positions |
| Pitch (Centerline) | 2.54 mm |
| Dimensions (LWH) | 27.3 mm * 14.05 mm * 21.0 mm |
| Insulation Resistance | DC 500V 100MΩ MIN |
| Contact Resistance | 10mΩ MAX (Initial) |
| Terminal Current | 5 Amps |
| Housing Material | PBT (Polybutylene Terephthalate) |
| Sealing Status | Unsealed (Indoor/Interior Use) |
| Mating Connector | MG645802 |
| Mating Terminal | ST731374-3, ST731375-3 |
Product Details
| Product Features | Engineering Advantages | Customer Benefits |
| 20-Position Dual Row Layout | Provides a high-density 2.54mm pitch configuration in a compact 27.3mm width housing. | Maximizes Space Efficiency: Allows for sophisticated signal routing in tight spaces like modern dashboards and center consoles, making it perfect for miniaturized electronics. |
| Pre-Installed TPA Component | Features a secondary Terminal Position Assurance (TPA) lock that prevents terminal back-out. | Guaranteed Signal Integrity: Provides ultimate peace of mind by ensuring terminals are fully seated and locked, eliminating intermittent signals caused by vibration in moving vehicles. |
| Low Contact Resistance (10mΩ) | Precision-engineered mating slots ensure optimal metal-to-metal contact pressure. | Stable Power Delivery: Maintains consistent 5A current flow and prevents data corruption in sensitive automotive sensors, ensuring reliable system performance. |
| High-Performance PBT Material | Constructed from automotive-grade PBT with high chemical and heat resistance. | Long-Term Field Reliability: Resists warping and degradation from engine bay heat or automotive fluids, extending the life of the entire wiring harness. |
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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: Can I use the Sumitomo 6187-2171 for engine-mounted sensors?
A: Yes. This connector belongs to the MT Sealed Series and is designed with an initial sealing pressure of 49.0kPa, making it highly resistant to the water and oil splashes typically found in engine bays
Q2: Which female connector does this part plug into?
A: The 6187-2171 (Male) is designed to mate perfectly with the Sumitomo 6180-2181 (Female) connector. Both belong to the 2.3mm (090) MT Sealed Series.
Q2: Which female connector does this part plug into?
A: The 6187-2171 (Male) is designed to mate perfectly with the Sumitomo 6180-2181 (Female) connector. Both belong to the 2.3mm (090) MT Sealed Series.












