Phoenix Contact 3209523 PT 2,5 BU Feed-through terminal block 24A number of

The Phoenix Contact PT 2,5 BU is a single-position feed-through terminal block with tool-free push-in connection, rated 800 V and 24 A at a nominal cross section of 2.5 mm². Designed for NS 35/7.5 and NS 35/15 DIN rail mounting, it accepts rigid and flexible conductors from 0.14 mm² to 4 mm² and is color-coded blue (RAL 5015) for neutral conductor identification in control panel and industrial wiring.

Technical specifications:

• Part designation: PT 2,5 BU
• Catalog number: 3209523
• Manufacturer: Phoenix Contact
• EAN: 4046356329798
• Product type: Feed-through terminal block
• Number of positions: 1
• Number of connections: 2
• Connection method: Push-in connection
• Nominal cross section: 2.5 mm²
• Conductor cross-section (rigid/flexible): 0.14 mm² - 4 mm²
• AWG range: 26 - 12
• Nominal voltage: 800 V
• Nominal current: 24 A (at 2.5 mm²)
• Maximum load current: 30 A (with 4 mm² rigid conductor)
• Rated surge voltage: 8 kV
• Stripping length: 8 mm - 10 mm
• Mounting type: NS 35/7.5, NS 35/15
• Color: Blue (RAL 5015)
• Dimensions (W x H x D): 5.2 mm x 48.5 mm x 35.3 mm
• Weight (excl. packing): 5.8 g
• Insulating material: PA
• Flammability rating: UL 94 V0
• Operating temperature range: -60°C - 85°C
• Overvoltage category: III, degree of pollution: 3
• ATEX/IECEx identification: II 2 G Ex eb IIC Gb
• Pack size: 50 pc
• Country of origin: CN

Features and benefits:

• Tool-free push-in connection reduces wiring time compared to screw terminals
• Low insertion force allows convenient conductor plugging
• Spring design delivers high conductor pull-out forces for vibration-resistant, maintenance-free connections
• Compatible with CLIPLINE complete bridging, marking, and testing accessories for full installation flexibility
• Optimized for both manual and automated wiring processes
• Fire protection compliant with DIN EN 45545-2 (R22, R23, R24, R26, HL 1 - HL 3) for railway applications

Applications:

• Neutral conductor feed-through in control panels and switchgear
• Machine building and plant engineering terminal assemblies
• Railway industry wiring requiring DIN EN 45545-2 fire-protection compliance
• Process industry signal and power distribution
• Hazardous area installations requiring ATEX/IECEx-certified terminal blocks

Compliant with IEC 60947-7-1. Part of the Phoenix Contact PT CLIPLINE complete terminal block family.

Also known as: Phoenix Contact PT 2,5 BU, Phoenix 3209523, PT2.5BU, blue feed-through terminal block 800V.