STAUBLI LM-4N-39 Series 4mm Stackable Test Plug - Grey White Nickel White/Grey 19A

The STAUBLI LM-4N-39 Series 4mm Stackable Test Plug is a high-quality, versatile component designed for the reliable self-assembly and connection of test leads in electrical and electronic applications. Engineered by a leading brand in precision connectors, this plug features a robust spring-loaded MULTILAM contact system that ensures a stable, low-resistance connection every time, critical for accurate measurements and safe power delivery.

Its primary construction utilises a durable brass contact, plated with nickel for excellent conductivity and corrosion resistance, extending the product's operational life. The plug employs a convenient screw connection type for termination, allowing for secure and straightforward assembly onto cable ends without the need for specialised crimping tools. This makes it an ideal choice for technicians, engineers, and hobbyists creating custom test lead setups in laboratories, workshops, or on the production floor.

A key feature of this connector is its stackable design, which enables multiple plugs to be connected in-line, facilitating complex testing configurations and saving valuable panel space. With a generous current rating of 32 Amps and a voltage rating of 60VDC (30VAC), it is suitable for a wide range of low-voltage DC and AC applications, from benchtop power supplies and battery testing to automotive diagnostics and industrial control systems.

The compact and ergonomic housing is designed for easy handling and a secure grip. Supplied in a standard colour, it provides a professional appearance and allows for easy identification within a toolkit or storage system. As part of the esteemed LM-4N-39 Series from STAUBLI, this plug guarantees compatibility, reliability, and performance that professionals trust for critical electrical connections.

Key Features & Specifications

• Contact System: Spring-loaded MULTILAM for reliable, gas-tight connections.
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Variant Details

• Size: White/Grey 19A