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Phoenix Contact MSB25 Mini Feed-Through Terminal Block

The Phoenix Contact MSB 2,5 mini feed-through terminal block is designed for efficient and reliable connections in compact terminal boxes and control cabinets. Its spring-cage connection simplifies installation and ensures secure conductor termination. The block's compact size and DIN rail mounting capability optimize space utilization. It is suitable for a wide range of industrial applications requiring robust and easy-to-use terminal blocks, including automation, power distribution, and control systems.

Authorized Distributors
Part No:MSB25
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MSB 2 5
Stock:780
Inv Date:05-28-2026
Price: Unit price: $1.617
Buy/RFQ:
Part No:MSB 2 5
Stock:780
Inv Date:05-28-2026
Price: Unit price: $1.617
Buy/RFQ:

Phoenix Contact MSB25 Mini Feed-Through Terminal Block Specifications:

  • Number of levels: 1
  • Number of connections: 2
  • Nominal cross section: 2.5 mm²
  • Color: gray
  • Insulating material: PA
  • Flammability rating according to UL 94: V0
  • Rated surge voltage: 8 kV
  • Degree of pollution: 3
  • Overvoltage category: III
  • Insulating material group: I
  • Connection in acc. with standard: IEC 60947-7-1
  • Maximum load current: 30 A (with 4 mm² conductor cross section)
  • Nominal current IN: 24 A
  • Nominal voltage UN: 800 V
  • Open side panel: Yes
  • Shock protection test specification: DIN EN 50274 (VDE 0660-514):2002-11
  • Back of the hand protection: guaranteed
  • Finger protection: guaranteed
  • Result of surge voltage test: Test passed
  • Surge voltage test setpoint: 9.8 kV
  • Result of power-frequency withstand voltage test: Test passed
  • Power frequency withstand voltage setpoint: 2 kV
  • Result of the test for mechanical stability of terminal points: Test passed
  • Result of bending test: Test passed
  • Bending test rotation speed: 10 rpm
  • Bending test turns: 135
  • Bending test conductor cross section/weight: 0.08 mm² / 0.1 kg, 2.5 mm² / 0.7 kg, 4 mm² / 0.9 kg
  • Tensile test result: Test passed
  • Conductor cross section tensile test: 4 mm²
  • Tractive force setpoint: 60 N
  • Result of tight fit on support: Test passed
  • Tight fit on carrier: NS 15
  • Setpoint: 1 N
  • Result of voltage-drop test: Test passed
  • Requirements, voltage drop: ≤ 3.2 mV
  • Result of temperature-rise test: Test passed
  • Short circuit stability result: Test passed
  • Conductor cross section short circuit testing: 4 mm²
  • Short-time current: 0.48 kA
  • Result of aging test: Test passed
  • Ageing test for screwless modular terminal block temperature cycles: 192
  • Result of thermal test: Test passed
  • Proof of thermal characteristics (needle flame) effective duration: 30 s
  • Oscillation, broadband noise test result: Test passed
  • Test specification, oscillation, broadband noise: DIN EN 50155 (VDE 0115-200):2008-03
  • Test spectrum: Service life test category 1, class B, body mounted
  • Test frequency: f1= 5 Hz to f2= 150 Hz
  • ASD level: 1.857 (m/s²)/2/Hz
  • Acceleration: 5 g
  • Test duration per axis: 5 h
  • Test directions: X-, Y- and Z-axis (pos. and neg.)
  • Shock test result: Test passed
  • Test specification, shock test: DIN EN 50155 (VDE 0115-200):2008-03
  • Shock form: Half-sine
  • Shock duration: 30 ms
  • Number of shocks per direction: 3
  • Relative insulation material temperature index (Elec., UL 746 B): 130 °C
  • Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)): 130 °C
  • Static insulating material application in cold: -60 °C
  • Width: 5.2 mm
  • End cover width: 4 mm
  • Length: 32 mm
  • Height: 22 mm
  • Height NS 15: 30 mm
  • Connection method: Spring-cage connection
  • Conductor cross section solid min.: 0.08 mm²
  • Conductor cross section solid max.: 4 mm²
  • Conductor cross section AWG min.: 28
  • Conductor cross section AWG max.: 12
  • Conductor cross section flexible min.: 0.08 mm²
  • Conductor cross section flexible max.: 2.5 mm²
  • Min. AWG conductor cross section, flexible: 28
  • Max. AWG conductor cross section, flexible: 14
  • Conductor cross section flexible, with ferrule without plastic sleeve min.: 0.14 mm²
  • Conductor cross section flexible, with ferrule without plastic sleeve max.: 2.5 mm²
  • Conductor cross section flexible, with ferrule with plastic sleeve min.: 0.14 mm²
  • Conductor cross section flexible, with ferrule with plastic sleeve max.: 2.5 mm²
  • 2 conductors with same cross section, stranded, TWIN ferrules with plastic sleeve, max.: 0.5 mm²
  • Stripping length: 8 mm
  • Internal cylindrical gage: A3

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Frequently Asked Questions

Where can I buy Phoenix Contact MSB25?

You can click on the BUY or RFQ button to purchase MSB25 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part MSB25?

You can download the MSB25 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of MSB25?

Phoenix Contact

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