5055650401
molex
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This wire harness integrates Molex’s Micro-Lock Plus 1.25mm pitch system, featuring a 4-circuit black receptacle housing (5055650401) and tin-plated female crimp terminals (5054311000). Factory-crimped and fully tested, it ensures consistent electrical and mechanical performance for mass production and prototyping. The 1.25mm pitch balances small size with robust connectivity, supporting both low-power signal and light current applications.
Specification
| Housing | 5055650401 |
| Terminal | 5054311000 |
| Pitch | 1.25mm |
| Poles | 4P |
Advantages
Ultra-Compact with Positive Lock: The smallest 1.25mm pitch connector with a positive latch; delivers an audible click to confirm secure mating, preventing accidental disconnection in vibration-prone environments
High Reliability Terminals: Tin-bismuth plating resists whiskering for stable signals; dual-contact design ensures consistent conductivity and terminal retention
Wide Temperature & Harsh Environment Resilience: Withstands -40°C to +105°C, suitable for industrial, automotive, and consumer electronics; meets IPC and automotive standards
Design Flexibility: Compatible with vertical/right-angle SMT headers (505567/505568 series); supports wire-to-board and wire-to-wire configurations
Easy Assembly & Quality Assurance: Pre-crimped harness reduces on-site errors; terminal position assurance (TPA) prevents terminal back-out; 100% continuity and pull testing.
Applications
Consumer Electronics: Smart home devices, wearables, audio/visual equipment, home appliances (refrigerators, air conditioners).
Industrial Automation: Sensors, PLCs, control panels, small motors, and industrial cameras.
Automotive: Interior lighting, mirror controls, steering wheel switches, and infotainment systems.
Medical Devices: Portable monitors, diagnostic equipment, and wearable medical tech.
IoT & Communications: Routers, switches, servers, and surveillance cameras.
FAQ
Q1: Is this connector RoHS compliant?
A: Yes, fully compliant with EU RoHS, REACH SVHC, and Low-Halogen standards.
Q2: Can it be used in high-vibration environments?
A: Absolutely. The positive lock provides ≥68.6N retention force, ideal for automotive and industrial vibration conditions.
Q3: What is the maximum operating temperature?
A: -40°C to +105°C, suitable for most commercial and industrial applications.
Q4: Is custom length or color available?
A: Yes, we offer OEM/ODM services with custom wire lengths, colors, and connector configurations to meet your needs.
