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WEIDMULLER 1886590000 W-Series Fuse Terminal Block

The Weidmüller WSI 4/LD 10-36V AC/DC terminal block is part of the W-Series and offers high reliability and a variety of design options for optimizing operational safety. It utilizes clamping yoke technology for secure connections and is suitable for applications in industrial automation, power distribution, and control systems. The block supports a rated cross-section of 4 mm², accommodates various wire sizes, and features a fuse holder for added protection. Its robust construction and ease of use make it a valuable component in diverse electrical installations.

Authorized Distributors
Source:Newark
Part No:1886590000
Stock:20
Inv Date:06-12-2026
Price: Unit price: $25.4
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Source:DigiKey
Part No:1886590000
Stock:363
Inv Date:06-12-2026
Price: Unit price: $30.92
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Part No:1886590000
Stock:544
Inv Date:06-13-2026
Price: Unit price: $28.51
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Part No:1886590000
Stock:33
Inv Date:06-12-2026
Price: Unit price: $28.46
Buy/RFQ:
Part No:1886590000
Stock:33
Inv Date:06-12-2026
Price: Unit price: $28.46
Buy/RFQ:
Part No:1886590000
Stock:0
Inv Date:06-12-2026
Price: Unit price: $17.122
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WEIDMULLER 1886590000 W-Series Fuse Terminal Block Specifications:

  • Type: WSI 4/LD 10-36V AC/DC
  • Order No.: 1886590000
  • Version: Screw connection, Fuse isolator, with LED, closed
  • GTIN(EAN): 4032248492077
  • Quantity: 50 pc(s).
  • Width: 8 mm
  • Height: 50.7 mm
  • Depth: 42.5 mm
  • Net weight: 11.68 g
  • Width(inches): 0.315 inch
  • Height(inches): 1.996 inch
  • Depth(inches): 1.673 inch
  • Continuous operating temp., min.: -50 °C
  • Continuous operating temp., max.: 120 °C
  • Material: Wemid
  • UL 94 flammability rating: V-0
  • Colour: Black
  • Number of potentials: 1
  • No. of clamping points per level: 2
  • Levels cross-connected internally: No
  • Mounting rail: TS 35
  • PE function: No
  • End cover plate required: No
  • Number of levels: 1
  • Number of potentials per tier: 1
  • PE connection: No
  • N-function: No
  • PEN function: No
  • Cross-section for connected wire, solid, two clampable wires, min.: 0.5 mm²
  • Wire connection cross section, finely stranded, two clampable wires, min.: 0.5 mm²
  • Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, min.: 0.5 mm²
  • Cross-section for connected wire, solid, two clampable wires, max.: 1.5 mm²
  • Wire cross-section, finely stranded, two clampable wires, max.: 1.5 mm²
  • Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, max.: 1.5 mm²
  • Number of similar terminals: 1
  • Type of mounting: Snap-on
  • Certificate No.(CSA): 200039-1575489
  • Wire cross section min. (CSA): 30 AWG
  • Wire cross section max.(CSA): 12 AWG
  • Blade size: 0.6 x 3.5 mm
  • Clamping range, rated connection, min.: 0.5 °/m
  • Connection direction: on side
  • Number of connections: 2
  • Tightening torque, max.: 0.4 kg/km
  • Torque level with DMS electric screwdriver: 2
  • Wire connection cross section AWG, max.: AWG 12
  • Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, rated connection, max.: 2.5 °/m
  • Wire connection cross section, finely stranded, max.: 4 °/m
  • Wire connection cross section, solid core max. rated connection: 4 °/m
  • Wire connection cross section, stranded, rated connection, max.: 4 °/m
  • Wire connection cross-section, finely stranded, min.: 0.5 °/m
  • Clamping range, rated connection, max.: 4 °/m
  • Clampingscrew: M 2.5
  • Gauge to IEC 60947-1: A3
  • Stripping length: 8 mm
  • Tightening torque, min.: 0.4 kg/km
  • Type of connection: Screw connection
  • Wire connection cross section AWG, min.: AWG 22
  • Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, rated connection, min.: 0.5 °/m
  • Operating voltage for display, max.: 36 V
  • Type of voltage for indicator: AC/DC
  • Operating voltage for display, min.: 10 V
  • Cartridge fuse: G-Si. 5 x 20
  • Fuse holder: for screw fixing
  • Power loss for fuse with semiconductor protection: 1.6 W at 6.3 A @ 34°C
  • Power loss for short-circuit protection for an individual arrangement: 4.0 W at 6.3 A @ 63°C
  • Display: LED
  • Power loss for overload and short-circuit protection for a composite arrangement: 1.6 W at 6.3 A @ 23°C
  • Power loss for short-circuit protection only for a composite arrangement: 2.5 W at 6.3 A @ 47°C
  • Rated cross-section: 4 °/m
  • Rated voltage to adjoining terminal: 500 V
  • Current at maximum wires: 6.3 A
  • Volume resistance according to IEC 60947-7-x: 1 mΩ
  • Rated voltage: 36 V
  • Rated current: 6.3 A
  • Standards: IEC 60947-7-3
  • Certificate No. (cURus): E60693
  • Conductor size Factory wiring min. (cURus): 30 AWG
  • Conductor size Field wiring min. (cURus): 30 AWG
  • Conductor size Factory wiring max. (cURus): 12 AWG
  • Conductor size Field wiring max. (cURus): 12 AWG

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