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Phoenix Contact 1778108 Printed-circuit board connector

The PHOENIX CONTACT MSTB 2,5/14-STF-5,08 is a versatile printed-circuit board connector ideal for a wide range of industrial applications. It offers 14 positions with a 5.08mm pitch, facilitating efficient space utilization on circuit boards. The screw connection method ensures a secure and reliable electrical connection, minimizing the risk of disconnections. Designed for parallel conductor axis alignment, this connector supports individual position coding via inserts, enhancing circuit board organization and preventing misconnections. It is compatible with standard plug-in systems for 320 V (III/2) and is constructed from durable PA insulating material with a V0 flammability rating, ensuring safety and longevity in demanding environments. This connector is a crucial component in power distribution systems, control panels, and various electronic devices.

Authorized Distributors
Source:DigiKey
Part No:1778108
Stock:226
Inv Date:05-28-2026
Price: Unit price: $15.78
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Part No:1778108
Stock:130
Inv Date:05-29-2026
Price: Unit price: $15.77
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Part No:1778108
Stock:18
Inv Date:05-28-2026
Price: Unit price: $27.46
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Part No:1778108
Stock:55
Inv Date:05-28-2026
Price: Unit price: $17.17
Buy/RFQ:
Part No:1778108
Stock:55
Inv Date:05-28-2026
Price: Unit price: $17.17
Buy/RFQ:

Phoenix Contact 1778108 Printed-circuit board connector Specifications:

  • Nominal current: 12 A
  • Rated voltage (III/2): 320 V
  • Number of positions: 14
  • Pitch: 5.08 mm
  • Connection method: Screw connection
  • Color: green
  • Contact surface: Tin
  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 25.09 g
  • Custom tariff number: 85366990
  • Country of origin: United States
  • Width: 81.13 mm
  • Dimension a: 66.04 mm
  • Insulating material group: I
  • Rated surge voltage (III/3): 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)
  • 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

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Frequently Asked Questions

Where can I buy Phoenix Contact 1778108?

You can click on the BUY or RFQ button to purchase 1778108 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 1778108?

You can download the 1778108 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 1778108?

Phoenix Contact

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