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Micro-Lock-Plus-Connectors

Wire-to-Board Connectors

Micro-Lock Plus Connectors

Ideal for compact applications, the Micro-Lock Plus Connector System provides electrical and mechanical reliability in a high-temperature design that meets other industry requirements.

Pitch Circuits Max. Derating Current Potting Capabilities
1.25mm, 2.00mm 1.25mm: 2 to 16 (single),  1.25mm: 8 to 42 (dual),  2.00mm: 2 to 16 (single) 1.25mm pitch: 3.6A, 2.00mm pitch: 4.7A 1.25mm pitch vertical header (series 205957)

PCB Headers

Micro-Lock Plus PCB Header 2059571071

Connector Housings

Micro-Lock Plus Receptacle Crimp Housing 2045230601

Crimp Terminals

Micro-Lock Plus Male Crimp Terminal 2137201000

Connector Accessories

Micro-Lock Plus TPA 2145282040

Power and Signal Cable Assemblies

Micro-Lock Plus-to-Micro-Lock Plus OTS Cable Assembly 451110402

Features and Benefits


Smallest 1.25mm-pitch connector with positive lock
Delivers secure mating retention without sacrificing compactness

Tin-bismuth terminals
Prevents whiskering for a clean and uninterrupted signal
Supports terminal ruggedness and reliability

Inner lock for dual-row versions; outer lock for single-row versions
Strengthens lock for more reliable connection

Withstands up to 105˚C operating temperature
Meets automotive industry requirements
Withstands harsh environments

Potting capabilities
Series 205957 1.25mm pitch vertical header offers environmental protection

2 to 42 circuits, single and dual rows, vertical and horizontal plug configurations
Offers design flexibility

Wide positive latch that delivers audible click
Provides secure mating retention
Ensures proper mating

Robust metal solder tabs
Provides secure PCB retention and strain relief to solder joints

Dual contact terminal design
Offers secure contact and terminal retention


Space-Saving Connectors for High-Density Applications

Ideal for compact applications, the Micro-Lock Plus 1.25mm-Pitch Connector System provides electrical and mechanical reliability, design flexibility and secure mating retention to overcome challenges in high-temperature designs (up to 105°C). Explore how the compact size, wide positive latch and secure mating retention of Micro-Lock Plus wire-to-wire and wire-to-board connectors reduce assembly errors while helping sidestep common obstacles in high-temperature environments.

Robust, Space-Saving Connectors for High-Temperature Applications

Tailored for compact applications that demand high reliability, the Micro-Lock Plus 2.00mm-Pitch Connector System provides electrical and mechanical reliability, excellent space savings and robust solutions for high-temperature applications in harsh environments. This system excels in applications with numerous wires or components, enhancing signal integrity and ensuring secure PCB retention. Discover how its compact design and secure mating retention effectively address industry challenges.

Potting-capable Connectors for Moisture and Dust Protection

Need to protect your connectors from water and dust ingress to achieve better electrical performance? PCB potting offers an excellent solution to help prevent corrosion, avoid contamination and enhance physical stability. Potting ensures moisture-tight and dust ingress protection, while providing mechanical protection against impact, vibration and bending. Explore Molex's versatile range of potting-capable connectors for reliable mechanical and moisture protection across various applications.