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Phoenix Contact 1778043 PCB Connector, 8 Positions

The PHOENIX CONTACT MSTB 2,5/ 8-STF-5,08 PCB connector is a versatile solution for establishing robust and reliable electrical connections in various industrial applications. Its screw connection with a tension sleeve ensures a secure and long-lasting connection, while the 5.08 mm pitch allows for flexible integration into different PCB layouts. The connector's well-known connection principle enables worldwide use, and its low temperature rise, thanks to maximum contact force, contributes to efficient heat dissipation. The screwable flange provides superior mechanical stability, making it suitable for demanding environments. It allows for the connection of two conductors, enhancing its versatility. This connector is ideal for applications in automation, control systems, and power distribution.

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Part No:1778043
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Inv Date:05-28-2026
Price: Unit price: $9.06
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Part No:1778043
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Inv Date:05-29-2026
Price: Unit price: $9.06
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Part No:1778043
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Part No:1778043
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Part No:1778043
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Part No:1778043
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Part No:1778043
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Part No:1778043
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Phoenix Contact 1778043 PCB Connector, 8 Positions Specifications:

  • Packing unit: 1 pc
  • GTIN: 4017918039912
  • Weight per Piece (excluding packing): 14.830 g
  • Custom tariff number: 85366990
  • Country of origin: United States
  • Length [ l ]: 18.3 mm
  • Width [ w ]: 50.65 mm
  • Height [ h ]: 15 mm
  • Pitch: 5.08 mm
  • Dimension a: 35.56 mm
  • Range of articles: MSTB 2,5/..-STF
  • Number of positions: 8
  • Connection method: Screw connection with tension sleeve
  • 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 (III/2): 320 V
  • Rated voltage (II/2): 630 V
  • Connection in acc. with standard: EN-VDE
  • Nominal current IN: 12 A
  • 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: 27260700
  • eCl@ss 4.1: 27260700
  • eCl@ss 5.0: 27260700
  • eCl@ss 5.1: 27260700
  • eCl@ss 6.0: 27260700
  • eCl@ss 7.0: 27440309
  • eCl@ss 8.0: 27440309
  • eCl@ss 9.0: 27440309
  • ETIM 3.0: EC001121
  • ETIM 4.0: EC002638
  • ETIM 5.0: EC002638
  • ETIM 6.0: EC002638
  • ETIM 7.0: 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 1778043?

You can click on the BUY or RFQ button to purchase 1778043 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 1778043?

You can download the 1778043 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 1778043?

Phoenix Contact

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