[174928-1] 3.5 Pitch 3P White Housing

Specifications

Material

Package Type

tape and reel‌、 ‌tube packaging‌、Tape and Reel Package

Note For Wafer Connectors, FPC Connectors, FAKRA Connectors, and HSD Connectors, please contact customer service to confirm the final packaging method based on product specifications, size, and quantity requirements.

Drawing/Model

Product Features

This 3.5 Pitch 3P White Housing features a three-position cavity layout on the industry-standard 3.5mm pitch, providing a compact interconnect solution for applications requiring a small number of circuit connections without committing to larger multi-position connector housings. The white polymer construction provides high contrast against dark PCB backgrounds, facilitating visual inspection during production assembly and field maintenance operations where quick connector identification reduces service time. Each cavity incorporates a spring-cage or push-in wire termination mechanism that enables rapid, tool-free conductor connection, significantly reducing installation time compared to screw-type terminal blocks while maintaining reliable electrical contact under vibration and thermal cycling conditions. The housing design includes a test point access slot on each cavity, allowing measurement probes to contact the conductor without disconnecting the wire, supporting convenient circuit troubleshooting and commissioning procedures in installed systems. A coding feature on the housing exterior prevents insertion of the wrong plug module, ensuring that circuits are connected to the correct mating connector and eliminating cross-connection risks in panels with multiple similar connectors. The housing is manufactured from flame-retardant thermoplastic that meets industrial safety requirements, providing arc resistance and tracking resistance for reliable performance in control panels and electrical enclosures. The 3.5mm pitch allows for adequate creepage and clearance distances between adjacent positions, supporting voltage ratings suitable for industrial control signal levels and low-power distribution circuits.

Application Scenarios

The 3.5 Pitch 3P White Housing is primarily utilized in industrial control panels and building automation systems where compact pluggable terminal block connections are needed for sensor inputs, actuator outputs, and signal distribution circuits on DIN-rail-mounted controllers and I/O modules. In HVAC control systems, it provides the wire-to-board interface for temperature sensors, damper actuators, and fan speed controllers within thermostat and zone controller assemblies. Factory automation equipment manufacturers apply this connector for limit switch inputs, solenoid valve outputs, and proximity sensor connections on programmable logic controller I/O cards where the three-position configuration matches the channel count of the I/O point. Renewable energy systems utilize the connector in solar inverter monitoring circuits and battery management signal interfaces where the pluggable design enables quick disconnection for maintenance and system expansion. The white housing also serves in elevator control panels and escalator safety circuits, providing a clearly identifiable connection point for critical safety signal wiring that must be readily distinguishable during inspection and maintenance operations.

Why Choose [174928-1] 3.5 Pitch 3P White Housing

✅ **Compact 3-Pin Design**   Compact 3-pin housing integrates efficiently into wire-to-wire harnesses, ideal for space-constrained automotive and industrial applications.

✅ **Secure Locking Mechanism**   Positive locking ensures reliable retention, preventing accidental unmating caused by vibration, harness movement, or handling during assembly.

✅ **Durable PBT Housing**   High-strength PBT housing resists automotive fluids, temperature extremes (-40°C to +105°C), and mechanical stress for long-term reliability.

✅ **Standardized 3.5mm Pitch**   3.5mm pitch standardization supports design reuse across platforms and simplifies procurement of terminals, housings, and assembly tooling.

✅ **Proven MULTILOCK 070 Series**   Backed by TE Connectivity's established automotive connector platform, reducing qualification effort and ensuring supply chain reliability.