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Phoenix Contact MSTB252ST508AU Printed Circuit Board Connector

The PHOENIX CONTACT MSTB 2 5/ 2-ST-5 08 AU is a robust and reliable printed circuit board connector suitable for a wide range of industrial applications, including automation, control systems, and power distribution. Its 5.08mm pitch and screw connection with tension sleeve ensure a secure and durable connection, minimizing the risk of disconnections. The connector is designed to handle nominal currents up to 12A and voltages up to 320V, making it suitable for demanding environments. Constructed from PA material and featuring gold-plated contacts, this connector offers excellent electrical performance and long-term reliability.

Authorized Distributors
Part No:MSTB25/2-ST-508AU
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MSTB-2-5/-2-ST-5-08-AU
Stock:74
Inv Date:05-28-2026
Price: Unit price: $2.57
Buy/RFQ:
Part No:MSTB-2-5/-2-ST-5-08-AU
Stock:74
Inv Date:05-28-2026
Price: Unit price: $2.57
Buy/RFQ:

Phoenix Contact MSTB252ST508AU Printed Circuit Board Connector Specifications:

  • Nominal current: 12 A
  • Rated voltage (III/2): 320 V
  • Number of positions: 2
  • Pitch: 5.08 mm
  • Connection method: Screw connection with tension sleeve
  • Color: green
  • Contact surface: Gold
  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 4.0 g
  • Custom tariff number: 85366990
  • Country of origin: United States
  • Dimension a: 5.08 mm
  • Insulating material group: I
  • Rated surge voltage (III/3): 4 kV
  • Rated surge voltage (III/2): 4 kV
  • Rated surge voltage (II/2): 4 kV
  • Rated voltage (III/3): 250 V
  • Rated voltage (II/2): 630 V
  • Connection in acc. with standard: EN-VDE
  • Nominal cross section: 2.5 mm²
  • Maximum load current: 12 A (with a 2.5 mm² conductor cross section)
  • Insulating material: PA
  • Flammability rating according to UL 94: V0
  • Internal cylindrical gage: A3
  • Stripping length: 7 mm
  • Screw thread: M3
  • Tightening torque, min: 0.5 Nm
  • Tightening torque max: 0.6 Nm
  • Conductor cross section solid min.: 0.2 mm²
  • Conductor cross section solid max.: 2.5 mm²
  • Conductor cross section flexible min.: 0.2 mm²
  • Conductor cross section flexible max.: 2.5 mm²
  • Conductor cross section flexible, with ferrule without plastic sleeve min.: 0.25 mm²
  • Conductor cross section flexible, with ferrule without plastic sleeve max.: 2.5 mm²
  • Conductor cross section flexible, with ferrule with plastic sleeve min.: 0.25 mm²
  • Conductor cross section flexible, with ferrule with plastic sleeve max.: 2.5 mm²
  • Conductor cross section AWG min.: 24
  • Conductor cross section AWG max.: 12
  • 2 conductors with same cross section, solid min.: 0.2 mm²
  • 2 conductors with same cross section, solid max.: 1 mm²
  • 2 conductors with same cross section, stranded min.: 0.2 mm²
  • 2 conductors with same cross section, stranded max.: 1.5 mm²
  • 2 conductors with same cross section, stranded, ferrules without plastic sleeve, min.: 0.25 mm²
  • 2 conductors with same cross section, stranded, ferrules without plastic sleeve, max.: 1 mm²
  • 2 conductors with same cross section, stranded, TWIN ferrules with plastic sleeve, min.: 0.5 mm²
  • 2 conductors with same cross section, stranded, TWIN ferrules with plastic sleeve, max.: 1.5 mm²
  • Minimum AWG according to UL/CUL: 30
  • Maximum AWG according to UL/CUL: 12
  • eCl@ss 4.0: 272607xx
  • eCl@ss 4.1: 27260701
  • eCl@ss 5.0: 27260701
  • eCl@ss 5.1: 27260701
  • eCl@ss 6.0: 27260704
  • eCl@ss 7.0: 27440402
  • eCl@ss 8.0: 27440309
  • ETIM 3.0: EC001121
  • ETIM 4.0: EC002638
  • ETIM 5.0: EC002638
  • UNSPSC 6.01: 30211810
  • UNSPSC 7.0901: 39121409
  • UNSPSC 11: 39121409
  • UNSPSC 12.01: 39121409
  • UNSPSC 13.2: 39121409

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Frequently Asked Questions

Where can I buy Phoenix Contact MSTB252ST508AU?

You can click on the BUY or RFQ button to purchase MSTB252ST508AU from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part MSTB252ST508AU?

You can download the MSTB252ST508AU datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of MSTB252ST508AU?

Phoenix Contact

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