Description
Product Overview
The Phoenix Contact UT 2,5 BU feed-through terminal block, item number 3044089, belongs to the manufacturer’s UT terminal block series. It provides a connection point for electrical conductors in industrial control cabinets, machinery, and electrical distribution systems.
Its screw connection system supports secure conductor clamping, while the blue insulating housing helps distinguish the terminal within a wiring assembly. The terminal block is designed for installation on compatible NS 35 DIN rails and supports standard CLIPLINE complete accessories for bridging, marking, and testing.
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Technical Specifications
Specification Verified details
Brand Phoenix Contact
Model UT 2,5 BU
Manufacturer part number 3044089
Product type Feed-through terminal block
Nominal conductor cross-section 2.5 mm²
Nominal current 24 A
Maximum load current 32 A with 4 mm² conductor
Nominal voltage 1000 V
Number of connections 2
Connection method Screw connection
Screw thread M3
Conductor range 0.14–4 mm²
Tightening torque 0.5–0.6 Nm
Conductor stripping length 9 mm
Mounting NS 35/7.5 and NS 35/15 DIN rails
Colour Blue, RAL 5015
Insulating material Polyamide (PA)
Flammability rating UL 94 V-0
Rated surge voltage 8 kV
Width 5.2 mm
Height 47.7 mm
Depth 46.9 mm
Packing unit 50 pieces
Specifications are based on the manufacturer’s published product data. Actual current capacity depends on conductor size and operating conditions.
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Key Features and Benefits
– Reliable screw connection: Provides secure conductor clamping for compatible wiring.
– 2.5 mm² nominal cross-section: Suitable for electrical connections within its specified conductor range.
– Blue housing: Helps identify the terminal in organized electrical assemblies.
– DIN rail mounting: Designed for compatible NS 35 mounting rails.
– Compact design: The 5.2 mm width supports space-efficient panel layouts.
– Accessory compatibility: Supports compatible CLIPLINE complete bridging, marking, and testing accessories.
– Industrial construction: Uses polyamide insulation with a UL 94 V-0 flammability rating.
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Applications
The Phoenix Contact UT 2,5 BU terminal block is suitable for:
– Industrial control panels
– Electrical distribution cabinets
– Machine-building installations
– Industrial automation systems
– Process control equipment
– General electrical wiring and conductor distribution
Installation and Buyer Guidance
Before ordering, confirm the conductor cross-section, terminal colour, mounting rail, and required accessories. Use the specified 9 mm stripping length and tighten the connection to the manufacturer’s recommended torque of 0.5–0.6 Nm.
Do not use the maximum 32 A figure as the standard rated current for every installation; the manufacturer specifies this maximum with a 4 mm² conductor under applicable conditions.
UAE Availability and Quotation
Dynavation Star Electrical Fittings Trading LLC supplies electronic and industrial electrical components to customers across the UAE. Contact our team to enquire about the Phoenix Contact UT 2,5 BU feed-through terminal block, item 3044089.
Contact Dynavation Star on WhatsApp for the latest price and availability

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