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Multi level installation terminal block

Multi-level installation terminal blocks are modular connection devices designed for high-density wiring in industrial control panels and electrical distribution systems. These blocks feature multiple connection levels stacked vertically, typically 2, 3, or 4 levels, allowing for the termination of multiple circuits in a single compact footprint...

Multi-level installation terminal blocks are modular connection devices designed for high-density wiring in industrial control panels and electrical distribution systems. These blocks feature multiple connection levels stacked vertically, typically 2, 3, or 4 levels, allowing for the termination of multiple circuits in a single compact footprint. They are rated for voltages up to 1000V AC/DC and currents ranging from 6A to 32A, depending on the cross-section (0.14 mm² to 6 mm²). Constructed from flame-retardant polyamide (PA) or polycarbonate (PC) with nickel-plated brass or copper alloy conductors, they offer screw, spring-cage, or push-in connection technologies. Key technical parameters include rated impulse withstand voltage (Uimp), rated insulation voltage (Ui), and pollution degree (typically 3). They support cross-connection via jumper bars and marking with labeling systems for clear circuit identification.

These terminal blocks are primarily used in industrial automation, process control, and power distribution panels where space optimization is critical. Common applications include PLC and DCS systems, motor control centers (MCCs), instrumentation loops, and building management systems. They are ideal for environments requiring high-density wiring, such as railway signaling, renewable energy inverters, and HVAC control cabinets. Their multi-level design reduces panel depth and simplifies routing of sensor, actuator, and power supply circuits.

Subcategories include 2-level, 3-level, and 4-level terminal blocks, with variants for fuse holders, disconnect functions, and diode or LED indication. Key article codes often follow patterns like WDU 2.5N/2BL (2-level, 2.5 mm²) or SAK 4/3EN (3-level, 4 mm²). Common series include Weidmüller's W-Series, Phoenix Contact's PT and ST families, and ABB's SNK series. Codes typically encode the cross-section (e.g., 2.5 for 2.5 mm²), number of levels (e.g., /2BL for 2-level), and connection type (e.g., screw or spring).

Partnering with Electric Automation Network ensures access to genuine, certified terminal blocks from leading manufacturers. Our engineers provide technical support for selecting the correct block based on current, voltage, and environmental conditions. We offer real-time pricing, detailed datasheets with dimensional drawings, and express worldwide shipping. Whether you need a single unit for a prototype or bulk quantities for a large project, we streamline procurement with multilingual documentation and fast logistics.

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Manufacturer Code Reference Catalog Number Description Delivery Price

8WH6001-4HF00

8WH6001-4HF00

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Installation terminal PE, L, L 2.5 mm2, 5.2 mm width gray

STEP TERMINAL INSTAL PE,L,L 2,5 MM2, 5,2 MM GRAY WIDTH ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4FF00

8WH6001-4FF00

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Installation terminal PE, L, NT 2.5 mm2, 5.2 mm width gray

TERMINAL OF PASSAGE INSTAL PE,L,NT 2,5 MM2, 5,2 MM WIDTH GRAY ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4CF00

8WH6001-4CF00

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Installation terminal L N 2.5 mm2, 5.2 mm width gray

TERMINAL OF PASSAGE INSTAL L N 2,5 MM2, 5,2 MM WIDTH GRAY ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WA1011-6BG11

8WA1011-6BG11

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Two-tier terminal thermoplast connection on both sides 1-pole, blue, 6.5mm, Sz. 4 Dual connection

Two-story terminal insulating thermal material, connection on both sides, 1 pole, blue, 6.5mm, size 4, double connection (** ATTENTION: Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Manufactured to customer specifications. Non-Cancelable Non-Returnable.

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8WH6001-4DF00

8WH6001-4DF00

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Installation terminal L L 2.5 mm2, 5.2 mm width gray

TERMINAL OF PASSAGE INSTAL L L 2,5 MM2, 5,2 MM WIDTH GRAY ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Request Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6020-0AF00

8WH6020-0AF00

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IPO terminals, Two-tier terminals

TERMINAL TERMINAL TERMINAL 2.5 MM2 WIDTH 5.2 MM COLOUR GREY 4 ANCHOR POINTS ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Multipurpose Order 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6020-0AF01

8WH6020-0AF01

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IPO terminals, Two-tier terminals

TERMINAL TERMINAL TERMINAL 2.5 MM2 WIDTH 5.2 MM COLOUR BLUE 4 ANCHOR POINTS ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Multipurpose Order 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WA1011-3JF18

8WA1011-3JF18

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INSTA terminal, 6mm, Sz. 2.5 L, L

Installation terminal, 6mm, size 2.5 L, L ( ** ATTENTION: Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH2030-0AF01

8WH2030-0AF01

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Three-tier terminal 2.5 mm2; blue;, Width 5.2 mm

THREE-STORY TERMINAL 2.5 MM2; BLUE; WIDTH 5.2 MM ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4MF00

8WH6001-4MF00

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Installation terminal 2.5 mm2, 5.2 mm width gray PE, L, L disconnect

TERMINAL OF PASSAGE INSTAL PE,L,L-DISCON 2,5 MM2, 5,2 MM WIDTH GREY DISCONNECTION ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH2030-4HF00

8WH2030-4HF00

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Three-tier terminal 2.5 mm2; PE; L; L; gray; Width 5.2 mm

THREE-STORY TERMINAL 2.5 MM2; EP; L; L; GREY; WIDTH 5.2 MM ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4NF00

8WH6001-4NF00

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Installation terminal 2.5 mm2, 5.2 mm width gray PE, L, L blade disconnect

STEP TERMINAL INSTAL 2,5 MM2, 5,2 MM WIDE GREY DISCONNECTION PE,L,L-ME-DISCON ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4GF00

8WH6001-4GF00

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Installation terminal 2.5 mm2, 5.2 mm width gray PE, L, N blade disconnect

STEP TERMINAL INSTAL 2,5 MM2, 5,2 MM WIDE GREY DISCONNECTION PE,L,N-ME-DISCON ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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3213945

PTI 2,5-L/LB

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Installation level terminal block

Distribution floor terminal block, built-in feed-through connector, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1st and 2nd floor, Dimensioning section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, Dimensioning section: 1.5 mm², mounting class: NS 35/7.5, NS 35/15, color: gray

Terminal block for installations, with integrated feed-through connector, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1st and 2nd stage, Reference cross-section: 4 mm2, Cross-section: 0.14 mm2 - 4 mm2, Push-in connection, Reference cross-section: 1.5 mm2, Installation type: NS 35/7.5, NS 35/15, Colour: grey

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3213944

PTI 2,5-LO/LO

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Installation level terminal block

Distribution floor terminal block, without actuation latch on the power side, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning cross-section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, mounting class: NS 35/7.5, NS 35/15, color: gray

Installation level terminal block, without actuating push button on the feed-in side, nom. voltage: 400 V, nominal current: 24 A, Push-in connection, 1st, 2nd and 3rd level, Rated cross section: 4 mm2, cross section: 0.14 mm2 - 4 mm2, Push-in connection, mounting type: NS 35/7,5, NS 35/15, color: gray

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3213943

PTI 2,5-PE/LO/NO

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Installation ground terminal block

Ground terminal block for distribution, without actuation latch on the supply side, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, mounting class: NS 35/7.5, NS 35/15, color: gray

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3213941

PTI 2,5-PE/LO/NT

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Installation ground terminal block

Ground terminal for distribution, Note on assembly: To securely fix the neutral busbar, trestles must be placed at the beginning and end of each terminal strip, as well as longer strips every 20cm., without operating latch on the supply side, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Sizing section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, Mounting class: NS 35/7.5, NS 35/15, color: gray

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8WA1011-3JF16

8WA1011-3JF16

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INSTA terminal, 6mm, Sz. 2.5 PE, L, L

Installation terminal, 6mm, size 2.5 PE, L ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6001-4QF00

8WH6001-4QF00

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Installation terminal L 2.5 mm2, 5.2 mm width gray

PITCH TERMINAL INSTAL-L 2,5 MM2, 5,2 MM GRAY WIDTH ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Order Multiple 50 Units ** ). Cancelations and returns limited. Consult conditions.

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8WH6020-0AG01

8WH6020-0AG01

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Two-tier terminals 4 mm2, 6.2 mm wide blue

BORNES IPO, TWO-STORY TERMINAL 4 MM2, 6.2 MM WIDE BLUE ( ** ATTENTION : Price per 1 Unit and Minimum Quantity / Multiplo of Order 50 Units ** ). Cancelations and returns limited. Consult conditions.

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3076023

UTI 2,5-L/LTB

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Installation level terminal block

Distribution floor terminal block, with integrated panel saw, nominal voltage: 400 V, nominal current: 24 A, Screw connection, 1., 2. and 3rd floor, Dimensioning cross-section: 4 mm², cross-section: 0.2 mm² - 4 mm², Dimensioning cross-section: 1.5 mm², mounting class: NS 35/7.5, NS 35/15, colour: grey

Stage terminal block for installations, with integrated shut-off knife, nominal voltage: 400 V, nominal current: 24 A, Screwed connection, 1., 2. and 3. Stage, Reference cross-section: 4 mm2, Cross-section: 0.2 mm2 - 4 mm2, Reference cross-section: 1.5 mm2, Installation type: NS 35/7.5, NS 35/15, Colour: grey

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3009163

UKH 50-PE/N

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Installation ground terminal block

Distribution ground terminal block, PE/N block, consisting of a green-yellow earth terminal block and a blue rail terminal with screw bridge, nominal voltage: 1000 V, nominal current: 150 A, Screw connection, cross-section: 16 mm² - 50 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, colour: yellow-green

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3009176

UKH 95-PE/N

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Installation ground terminal block

Ground terminal block for distribution, Screws with internal hexagon, PE/N block, consisting of a green-yellow earth terminal and a blue rail terminal with threaded bridge, nominal voltage: 1000 V, nominal current: 232 A, Screw connection, cross-section: 25 mm² - 95 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, color: yellow-green

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3213937

PTI 2,5-PE/LO/LO

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Installation ground terminal block

Ground terminal for distribution, without drive compressor, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, mounting class: NS 35/7.5, NS 35/15, color: gray

Ground terminal for distribution, without drive compressor, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning section: 4 mm2, cross-section: 0.14 mm2 - 4 mm2, mounting class: NS 35/7.5, NS 35/15, color: gray

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3213938

PTI 2,5-PE/L/NT KAN

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Installation ground terminal block

Ground terminal block for distribution,Note on assembly: To securely fix the neutral busbar, trestles must be placed at the beginning and end of each terminal strip, as well as longer strips every 20cm., nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning section: 4 mm², section: 0.14 mm² - 4 mm², Push-in connection, mounting class: NS 35/7.5, NS 35/15, color: gray

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3213939

PTI 2,5-L/L KAN

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Installation level terminal block

Distribution floor terminal block, nominal voltage: 400 V, nominal current: 24 A, Push-in connection, 1., 2. and 3rd floor, Dimensioning section: 4 mm², cross-section: 0.14 mm² - 4 mm², Push-in connection, mounting class: NS 35/7.5, NS 35/15, color: gray

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3006153

UIK 16

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Installation terminal block

Terminal block, nominal voltage: 400 V, nominal current: 76 A, Screw connection, Dimensioning cross-section: 16 mm², cross-section: 2.5 mm² - 25 mm², installation class: NS 35/7.5, NS 35/15, NS 32, colour: grey

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3006182

UIK 35

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Installation terminal block

Terminal block, nominal voltage: 800 V, nominal current: 125 A, Screw connection, Dimensioning cross-section: 35 mm², cross-section: 0.75 mm² - 35 mm², installation class: NS 35/7.5, NS 35/15, NS 32, colour: grey

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3006205

UIK 16 BU

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Installation terminal block

Terminal block, nominal voltage: 400 V, nominal current: 76 A, Screw connection, Dimensioning cross-section: 16 mm², cross-section: 2.5 mm² - 25 mm², installation type: NS 35/7.5, NS 35/15, NS 32, colour: blue

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3006302

UIK 35 BU

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Installation terminal block

Terminal block, nominal voltage: 800 V, nominal current: 125 A, Screw connection, Dimensioning cross-section: 35 mm², cross-section: 0.75 mm² - 35 mm², installation class: NS 35/7.5, NS 35/15, NS 32, colour: blue

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