09P UMNL SOK HDR ASSY POL 94VO

643426-1 – 9 Position Female Socket Header, 0.250″ Pitch, Through Hole – TE Connectivity

This 9-position Universal MATE-N-LOK female socket header from TE Connectivity delivers robust board-to-wire connectivity for industrial and commercial applications. Designed for reliable signal transmission, it features secure locking ramp retention and UL94 V-0 flame-rated insulation. PCX ensures authentic TE Connectivity components with same-day shipping and dedicated technical support.

Key Features

• 9-position female socket header with all positions loaded
• 0.250″ (6.35mm) pitch for standardized spacing
• Through-hole mounting with solder termination
• Locking ramp fastening for vibration-resistant connections
• Wide operating temperature: -40°C to 105°C
• UL94 V-0 polyamide insulation for flame safety

Technical Specifications

• Connector Type: Header (Board to Cable/Wire)
• Contact Type: Female Socket (Circular Shape)
• Contact Material: Phosphor Bronze with Tin Finish
• Row Configuration: 3 rows with 0.250″ row spacing
• Insulation Height: 0.580″ (14.73mm)
• Board Guide Feature: Ensures precise PCB alignment
• Material Compliance: RoHS-compliant 94V-0 nylon housing

Typical Applications

• Industrial control systems and PLCs
• Power supply and motor drive units
• Data acquisition modules
• Test and measurement equipment
• HVAC control boards

About TE Connectivity

TE Connectivity (TE) is a global leader in connectors and sensors, serving demanding industries including automotive, aerospace, and industrial automation for over 75 years. Their Universal MATE-N-LOK series exemplifies TE’s commitment to engineering robust interconnection solutions that withstand extreme environments while maintaining signal integrity.

TE’s rigorous quality control and material science expertise ensure consistent performance in mission-critical applications. Products undergo extensive validation for thermal cycling, vibration resistance, and long-term durability, making TE Connectivity components a trusted choice for design engineers worldwide. PCX partners directly with TE to provide certified authentic parts.

About Rectangular Headers

Rectangular headers form essential interconnects between PCBs and external wiring harnesses or peripherals. Their standardized pitch configurations simplify circuit design while providing secure mechanical attachment through locking mechanisms. High-quality headers prevent signal degradation and connection failures in electrically noisy environments.

When selecting headers, factors like current rating, mating cycles, and environmental resistance directly impact system reliability. Industrial-grade headers like this TE Connectivity solution feature corrosion-resistant contacts and temperature-stable housings to maintain connectivity in challenging conditions. Proper header selection reduces field failures and maintenance costs in embedded systems.

Packaging Options

Available in Bulk packaging for prototyping or production runs. Contact PCX for volume pricing and reel options.

Frequently Asked Questions

Q: What wire gauge is compatible with this connector?
A: The female sockets accept 20-24 AWG wire, as specified in TE Connectivity’s datasheet.

Q: Does this header require special extraction tools?
A: No, the locking ramp design allows tool-free mating/unmating while maintaining secure connections.

Q: Is the tin plating suitable for high-humidity environments?
A: Yes, the tin contact finish provides corrosion resistance per IEC 60068-2-11 standards.

Q: Can I mate this with Universal MATE-N-LOK receptacles?
A: Yes, it’s designed for cross-compatibility within TE’s MATE-N-LOK product line.

Q: What’s the expected mating cycle life?
A: Rated for 50+ mating cycles when used within specification limits.

Q: Are these headers RoHS compliant?
A> Yes, all materials meet RoHS 3 directives.

Disclaimer: Product image is representational. Refer to datasheet for exact dimensions.

Datasheet: View Full Specifications

Order Today for Fast Delivery!

Ensure your project stays on schedule – PCX ships genuine TE Connectivity 643426-1 headers same-day from certified stock. Get reliable connectivity solutions with our expert technical support.