3-640440-2 – 2-Position MTA Connector Housing by TE Connectivity
The Headers & Wire Housings 3-640440-2 by TE Connectivity are reliable, IDC-style connector housings designed for fast, tool-less wire termination in low to medium power applications. With a compact 2-position configuration and 3.96mm pitch, this housing is part of TE’s widely used MTA-100 series—ideal for wire-to-board connectivity in industrial control, home appliances, and automotive electronics.
In this blog, we’ll explore the product’s technical specs, features, wiring guide, application use cases, and how to buy or download the datasheet from Xon Electronics.
Technical Specifications of 3-640440-2
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Manufacturer: TE Connectivity
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Part Number: 3-640440-2
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Type: Header & Wire Housing
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Series: MTA-100
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Positions: 2
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Pitch: 3.96 mm
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Mounting Style: IDC (Insulation Displacement Connection)
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Termination Method: Wire-to-Board
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Material: Nylon, UL 94V-0 rated
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Color: White
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Operating Temperature Range: -55°C to +105°C
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Category: Interconnects, Headers & Wire Housings by TE Connectivity
Compact and versatile, the 3-640440-2 Headers & Wire Housings by TE Connectivity enable fast, consistent, and tool-compatible terminations in both OEM and field-service environments.
Key Features of 3-640440-2
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Insulation Displacement Connection (IDC) – Fast, reliable wire termination
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3.96mm Pitch – Space-efficient design suitable for signal and low-power lines
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2-Position Configuration – Ideal for basic two-wire systems
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Nylon Housing (UL 94V-0) – Flame-retardant and durable material
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Tool-Compatible Design – Compatible with TE’s standard IDC insertion tools
These features make Headers & Wire Housings by TE Connectivity a top choice in automation, lighting, consumer electronics, and more.
Applications of 3-640440-2 Connector Housing
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Home Appliances (e.g., washing machines, refrigerators)
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Industrial Control and Automation Systems
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LED Lighting Modules
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Security and Alarm Systems
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Automotive Electronics and Dashboards
The 3-640440-2 Headers & Wire Housings by TE Connectivity are trusted across industries for delivering secure, low-cost, and repeatable electrical connections.
Wiring and Assembly Instructions
To terminate wires with the 3-640440-2 connector:
[Step 1] Align 24–20 AWG wire above IDC slot
[Step 2] Use compatible insertion tool to push wire into slot
[Step 3] Ensure wire is flush and seated correctly
[Step 4] Mate with a compatible MTA-100 header on PCB
This tool-assisted IDC method allows multiple connections in seconds—no stripping or soldering needed.
Use Case Scenario – Smart Home Device Wiring
Scenario: A smart thermostat manufacturer needed a quick-connect system for low-voltage signal wires in control units.
Problem: Traditional hand-soldered headers slowed down assembly and increased failure rates.
Solution: Using 3-640440-2 housings enabled fast and repeatable IDC terminations.
Result: Reduced assembly time, improved consistency, and easier serviceability.
This real-world success shows why Headers & Wire Housings by TE Connectivity are trusted in modern electronics manufacturing.
Download Datasheet for 3-640440-2
Need dimensional drawings or full specifications?
[Download 3-640440-2 Datasheet from Xon Electronics]
Why Buy from Xon Electronics?
Xon Electronics offers a full selection of Headers & Wire Housings by TE Connectivity, including the 3-640440-2 model:
- 100% Authentic TE Connectivity Products
- Global Shipping – USA, India, Australia, Europe & more
- Bulk Order Discounts for OEMs and Assemblers
- Expert Technical Assistance
- Fast & Secure Online Checkout
Order today from www.xonelec.com and streamline your wire-to-board connection process.
Conclusion
The 3-640440-2 Headers & Wire Housings by TE Connectivity offer quick installation, reliable contact, and a compact footprint for diverse electronic designs. With tool-assisted IDC terminations and flame-retardant materials, these housings meet the needs of modern control systems and embedded applications. Choose Headers & Wire Housings by TE Connectivity from Xon Electronics for worldwide availability and dependable performance.
FAQs – 3-640440-2 Connector Housing
Q1. What is the pitch of the 3-640440-2 connector?
It has a 3.96 mm pitch.
Q2. What wire gauge is supported?
Supports 24 to 20 AWG wires using IDC.
Q3. Is it compatible with soldering?
No, it is designed for tool-based IDC connections.
Q4. What is its temperature rating?
Operates from -55°C to +105°C.
Q5. Can I buy it globally?
Yes, it’s available at www.xonelec.com with shipping to USA, India, Australia, Europe, and other countries.