Phoenix Contact 3030420 D-ST 4 End Cover for ST 4 Terminal Blocks, Gray

Engineered to withstand extreme temperatures from -60 °C to 105 °C, the Phoenix Contact 3030420 D-ST 4 end cover delivers uncompromising insulation and mechanical protection for ST 4 series terminal blocks. This gray polyamide cover snaps securely onto the open side of a terminal block, preventing accidental contact with live parts and ensuring compliance with stringent safety standards.

Overview

The D-ST 4 end cover is an essential accessory within the CLIPLINE complete system, designed to close off the lateral side of ST 4 spring-cage terminal blocks. Its precise 2.2 mm width matches the terminal block profile, creating a flush, professional appearance while safeguarding against electrical hazards. Manufactured from high-quality polyamide (PA) with a UL 94 V0 flammability rating, it offers excellent resistance to heat and fire, making it suitable for demanding industrial environments.

What stands out

• Snap-on mounting for quick, tool-free installation
• High-grade polyamide construction with UL 94 V0 flammability rating
• Wide operating temperature range from -60 °C to 105 °C
• Rated for insulation voltages up to 1000 V, pollution degree 3, overvoltage category III
• RoHS and REACH compliant, ensuring environmental safety
• Compact dimensions: width 2.2 mm, length 60.5 mm, height 36.5 mm
• Compatible with Phoenix Contact ST 4 spring-cage terminal blocks

Technical details

• Product type: End cover
• Series: CLIPLINE complete
• Compatibility: ST 4 terminal blocks
• Connection technology: Spring-cage connection
• Color: Gray
• Material: Polyamide (PA)
• Flammability rating: UL 94 V0
• Mounting type: Snap-on / lateral
• Width: 2.2 mm
• Length: 60.5 mm
• Height: 36.5 mm
• Operating temperature range: -60 °C to 105 °C
• Maximum insulation voltage: 1000 V
• Pollution degree: 3
• Overvoltage category: III
• RoHS compliant: Yes
• REACH compliant: Yes

Our verdict

A critical safety component for any ST 4 terminal block installation, the Phoenix Contact 3030420 D-ST 4 end cover combines robust construction, easy installation, and full compliance with international standards. Its exceptional temperature range and high insulation rating make it a reliable choice for industrial, energy, and automation applications.