Phoenix Contact ST 4 BU Series Feed Through Terminal Block Blue, 0.2mm² to 6 mm², 1-Level, Spring Cage, 800V, 32A 3031377

Phoenix Contact 3031377 ST 4 BU Feed Through Terminal Block is designed for secure and efficient electrical connections in industrial and commercial applications. Featuring spring cage technology, it offers effortless installation and reliable wire retention for cable cross-sections ranging from 0.2 mm² to 6 mm². The terminal block supports a nominal current rating of 32A and an operating voltage of up to 800V, suitable for a variety of power distribution tasks.

The blue-colored ST 4 BU series terminal block is built with a robust polyamide housing and copper contacts with plating to ensure durability and excellent conductivity. Its single-level design accommodates wire sizes between 28 AWG and 10 AWG, making it versatile for diverse wiring requirements. The spring cage termination method delivers a tight, vibration-resistant connection, ideal for harsh industrial environments where reliability is critical.

This terminal block supports mounting on standard NS 35/7.5 and NS 35/15 DIN rails, facilitating easy integration into control panels and distribution boards. It operates effectively within a temperature range from -60°C to 110°C, ensuring performance stability in extreme conditions.

The product complies with numerous rigorous standards and certifications including IEC 60947-7-1, ATEX, VDE, CCC, CSA, and IECEX among others, signifying its quality and suitability for demanding applications in automation, manufacturing, railway systems, and power distribution.

This terminal block features a blue color for easy identification. It supports one level with spring cage termination ensuring secure wire connections. The device is rated for a nominal current of 32A and maximum voltage of 800V.

Suitable for wire sizes from 28 AWG to 10 AWG with cable cross sections from 0.2 mm² to 6 mm². Operates reliably from -60°C to 110°C, ideal for industrial environments. Compatible with NS 35/7.5 and NS 35/15 DIN rails for versatile mounting options.

Constructed with a durable polyamide housing and copper-plated contacts for longevity. Meets multiple international standards and approvals including IEC 60947-7-1, ATEX, VDE, CSA, and more.

This device is a reliable choice for electrical engineers and technicians seeking high-quality terminal blocks that ensure secure connections and comply with international safety standards. It is especially suitable for industrial automation, power control panels, and railway application systems.

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