Phoenix Contact 3030462 D-STTB 4 End cover Gray

The Phoenix Contact D-STTB 4 is an end cover designed to terminate and protect DIN rail-mounted terminal block assemblies. Made from gray PA (polyamide) with a UL 94 V0 flammability rating, it provides a clean closure at the end of a terminal strip run with a slim 2.2 mm width. The cover operates across a broad temperature range of -60°C to 110°C, making it suitable for demanding industrial and transportation environments.

Technical specifications:

• Part designation: D-STTB 4
• Catalog number: 3030462
• Manufacturer: Phoenix Contact
• EAN: 4017918188009
• Product type: End cover
• Width: 2.2 mm
• Height: 83.5 mm
• Depth: 39.7 mm
• Color: gray (RAL 7042)
• Material: PA (polyamide)
• Flammability rating: UL 94 V0
• Relative insulation temperature index (UL 746 B): 130°C
• Operating temperature (operation): -60°C to 110°C
• Operating temperature (storage/transport): -25°C to 60°C
• Permissible humidity (operation): 20% to 90%
• Weight (excluding packing): 3.64 g
• Pack size: 50 pc
• Country of origin: Germany (DE)

Features and benefits:

• Wide operating temperature range from -60°C to 110°C suits extreme industrial conditions
• UL 94 V0 flammability rating provides high fire resistance for safety-critical installations
• Meets DIN EN 45545-2 fire protection requirements for rail vehicles (R22, R23, R24, R26 HL 1 - HL 3)
• Passes NFPA 130 tests for surface flammability, smoke optical density, and smoke gas toxicity
• RoHS compliant with no exemptions; no REACH SVHC substances above 0.1 wt%
• Low environmental impact with a carbon footprint of 0.027 kg CO2e per piece

Applications:

• Closing and protecting terminal block assemblies on DIN rails in industrial control panels
• Terminal strip end protection in railway and mass transit wiring systems
• Machine and equipment control cabinets requiring fire-rated enclosure components
• Building automation distribution boards and infrastructure wiring panels
• Installations subject to NFPA 130 or DIN EN 45545-2 compliance requirements

Compliant with UL 94 V0 flammability standard, DIN EN 45545-2 fire protection for rail vehicles, and NFPA 130. EU RoHS and REACH compliant with no exemptions.

Also known as: Phoenix Contact D-STTB 4, Phoenix 3030462, Phoenix Contact end cover 4017918188009.