Industrial field connectors Categories

Industrial field connectors are used to connect wires, cables, circuit boards, sensors, equipment modules, and electronic systems in industrial applications. They help ensure stable signal transmission, secure electrical contact, and reliable power delivery.

M12 / M8 Circular Connectors

M12 / M8 Circular Connectors

Panel mount, overmolded cable assemblies, and field-installable. A/B/D/X coding, 2–17 pins.
M8 / M12
Aviation Plug Connector

Aviation Plug Connector

Screw-lock waterproof circular connectors. DP and DF series for power and signal.
DP / DF
Push-Pull Self-Locking

Push-Pull Self-Locking

Quick-connect connectors with self-locking mechanism. IP50 to IP68 options.
B / K / F Series
D-Sub Connector

D-Sub Connector

Standard, high-current, and waterproof D-Sub. DB9 to DB44 configurations.
DB / HD
Industrial RJ45

Industrial RJ45

Ruggedized Ethernet connectors with waterproof options. Cat5e to Cat6a support.
RJ45
Industrial USB

Industrial USB

USB 2.0, 3.0, and Type-C connectors built for industrial environments.
USB

Troubleshooting Common Connector Problems

Experiencing connector failures? Use this guide to identify the cause and find the right replacement.

Problem
Likely Cause
Recommended Solution
Intermittent signal lossVibration loosening threaded connectorsPush-Pull self-locking connectors
Water ingress / corrosionInsufficient IP rating for environmentIP67 / 68 M12 connectors
EMI interferenceUnshielded cables in noisy environmentsShielded overmolded M12 cables
Cross-wiring errorsWrong connector coding mated Keyed M12 connectors (A/B/D/X coding)
High contact resistanceOxidized or worn contactsGold-plated panel mount connectors

Comprehensive Engineering Resources

Practical guides for engineers covering wire harness basics, design diagrams, pinouts, connector selection, manufacturing, testing.

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Need Help Choosing the Right Connector?

Our engineering team can recommend the best connector type for your application. Free consultation, no obligation.
Contact Engineering

WLconnectivity FAQs

Answers to common questions about connector selection, customization, quotes, samples, testing and production support.

For outdoor installations exposed to rain and washing, IP67 is the minimum recommended rating. For submersible or high-pressure washdown applications, choose IP68. All our M-type circular, aviation, and K-series push-pull connectors are available in IP67 or IP68 configurations.

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