Phoenix Contact MSTB254ST508AU PCB Connector The PHOENIX CONTACT MSTB 2,5/ 4-ST-5,08 AU is a versatile printed-circuit board connector designed for secure and efficient power distribution in various industrial applications. This connector boasts a robust construction with a screw connection mechanism, ensuring reliable connections even in demanding environments. It supports a nominal current of 12A and a rated voltage of 320V, making it suitable for a wide range of power transmission needs. The connector's green insulating material (PA) and V0 flammability rating enhance its safety and durability. Its compatibility with various conductor sizes and AWG ranges, along with approvals from CSA, VDE, and UL, makes it a dependable choice for diverse electronic projects and industrial automation systems.
Authorized Distributors
Part No: MSTB25/4-ST-508AU
Stock: 0
Inv Date: 05-29-2026
Price: N/A
Part No: MSTB-2-5/-4-ST-5-08-AU
Stock: 2
Inv Date: 05-28-2026
Price: Unit price: $8.558
Part No: MSTB-2-5/-4-ST-5-08-AU
Stock: 2
Inv Date: 05-28-2026
Price: Unit price: $8.558
Phoenix Contact MSTB254ST508AU PCB Connector Specifications: Packing unit: 1 pc Weight per Piece (excluding packing): 6.8 g Custom tariff number: 85366990 Country of origin: United States Pitch: 5.08 mm Dimension a: 15.24 mm Range of articles: MSTB 2,5/..-ST 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 Insulating material: PA Flammability rating according to UL 94: V0 Internal cylindrical gage: A3 Stripping length: 7 mm Number of positions: 4 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 Buy the MSTB 2 5/ 4-ST-5 08 AU PHOENIX CONTACT PCB Connector | myMectronic Purchase the PHOENIX CONTACT MSTB 2 5/ 4-ST-5 08 AU securely and reliably online for your industrial automation needs.
Buy Now Frequently Asked Questions Where can I buy Phoenix Contact MSTB254ST508AU? You can click on the BUY or RFQ button to purchase MSTB254ST508AU from an authorized Phoenix Contact distributor.
How do I troubleshoot issues or seek technical support for part MSTB254ST508AU? You can download the MSTB254ST508AU datasheet or visit the Phoenix Contact website for support.
Who is the manufacturer of MSTB254ST508AU? Phoenix Contact
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