• Samwon ACT MTB Series 20-Pole 7.0mm Pitch Double-Tier PCB Terminal Blocks
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Samwon ACT MTB Series 20-Pole 7.0mm Pitch Double-Tier PCB Terminal Blocks

Samwon ACT MTB Series 20-Pole 7.0mm Pitch Double-Tier PCB Terminal Blocks

Modular 2 x 20-pole 7.0 mm pitch double-tier terminal blocks with built-in PCB, including versions with an internal power common.

Key features

  • Supplied as 20-pole modules; no assembly needed
  • About 15% smaller than assembled 2-tier terminal blocks (80 mm vs approx. 95 mm)
  • Hinged sliding window cover does not need to be removed for wiring
  • COM20D models have the common bussed on the PCB with + terminal color bolts, no shorting bar needed
  • STB-20P shorting bar available separately

Specifications

Rated Voltage 250 V AC / 24 V DC
Poles 40 (20 x 2)
Insulation Resistance 100 MOhm min. (500 V DC)
Withstand Voltage 500 V AC, 1 min
Applicable Wire AWG 22-16 (1.5 mm2 max.)
Terminal Screw M3 x 7L
Screw Torque 7-8 kgf.cm (0.68-0.78 N.m)
Operating Temperature -10 to +50 C (no condensation)
Material Terminal block: Modified PPO; Cover: Polycarbonate; PCB: Epoxy 1.6 t
Dimensions 80.0 x 55.0 mm (W x D)
Mounting DIN rail (channel)
MTB-2X20 Common: row A - row B | Rated current: 3 A (per pole)
MTB-COM20DA Common: upper/lower block upper row 20P (+) / lower row 20P (-) | Rated current: 10 A (total)
MTB-COM20DB Common: upper/lower block left row 20P (+) / right row 20P (-) | Rated current: 10 A (total)
STB-20P Type: Shorting bar, sold separately | Length: 138.7 mm, 7 mm pitch
Terminal BlocksSamwon ACT
4 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Samwon ACT MTB Series 20-Pole 7.0mm Pitch Double-Tier PCB Terminal Blocks

Brand Samwon ACT·Terminal Blocks

Available part numbers (4)

MTB-2X20, MTB-COM20DA, MTB-COM20DB, STB-20P

How to order

Send the Samwon ACT part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
MTB-2X20Common: row A - row B | Rated current: 3 A (per pole)
MTB-COM20DACommon: upper/lower block upper row 20P (+) / lower row 20P (-) | Rated current: 10 A (total)
MTB-COM20DBCommon: upper/lower block left row 20P (+) / right row 20P (-) | Rated current: 10 A (total)
STB-20PType: Shorting bar, sold separately | Length: 138.7 mm, 7 mm pitch

Need a different model, or a part not listed here? Send us your parts list →

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