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Modular TBs

Modular Terminal Blocks: The Backbone of Industrial Wiring

Modular terminal blocks, also known as DIN-rail mount terminal blocks or rail-mounted terminals, are essential components for organizing and securing electrical connections in control panels and distribution boards. These blocks are designed for quick installation on standard 35mm DIN rai...

Modular Terminal Blocks: The Backbone of Industrial Wiring

Modular terminal blocks, also known as DIN-rail mount terminal blocks or rail-mounted terminals, are essential components for organizing and securing electrical connections in control panels and distribution boards. These blocks are designed for quick installation on standard 35mm DIN rails (EN 60715) and are available in various configurations including feed-through, ground, fuse, disconnect, and double-level types. Key technical specifications include rated cross-sections from 1.5 mm² to 240 mm², rated voltages up to 1000V AC/DC, and rated currents from 10A to 400A depending on the model. Materials typically include polyamide (PA) or polycarbonate (PC) insulation with copper alloy conductors, offering high flame resistance (UL 94 V-0) and vibration-proof connections via screw, spring-cage, or push-in clamping technologies.

Applications and Sectors

Modular terminal blocks are widely deployed in industrial automation, building management systems, power distribution, and renewable energy installations. They are found in motor control centers (MCCs), programmable logic controller (PLC) cabinets, variable frequency drive (VFD) panels, and junction boxes. Specific sectors include manufacturing plants, oil and gas facilities, water treatment plants, and commercial buildings where reliable wiring termination is critical for safety and maintenance.

Subcategories and Key Articles

Our inventory includes subcategories such as feed-through terminal blocks (e.g., PX041-1001 for 4 mm², 32A), ground terminal blocks (e.g., PX041-2001 for 6 mm², 41A), fuse terminal blocks (e.g., PX041-3001 with 5x20mm fuse holder), and disconnect terminal blocks (e.g., PX041-4001 with knife switch). The article code structure typically follows PX041-XXXX where the first two digits indicate the subcategory (10 for feed-through, 20 for ground, 30 for fuse, 40 for disconnect) and the last two digits denote the cross-section or variant. Other notable codes include PX041-5001 for double-level blocks and PX041-6001 for thermocouple blocks.

Business Benefits and Support

Electric Automation Network offers express worldwide shipping with real-time pricing and stock availability. Our team of specialized engineers provides personalized technical support for selecting the correct terminal block type, current rating, and accessories like end brackets, marking tags, and partition plates. Each product includes detailed technical documentation, ensuring compliance with IEC 60947-7-1 and UL 1059 standards.

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PDF CATALOG PHOENIX TERMINAL BLOCKS EN
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Manufacturer Code Reference Catalog Number Description Delivery Price

3248368

MP 16X1,5-RZ

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Microborne step, bridged internally, with safety pins for fixation, Type of connection: Connection push-in connection, Section: 0.14 mm2

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3248362

MP 10X1,5-RZ

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Microborne step, bridged internally, with safety pins for fixation, Type of connection: Connection push-in connection, Section: 0.14 mm2

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3210372

PTT 2,5-2MT OG

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Knife disconnect terminal block

Blade interruptible terminal block, nominal voltage: 400 V, nominal current: 16 A, 1st and 2nd floor, connection type: Push-in connection, Dimensioning cross-section: 2.5 mm², cross-section: 0.14 mm² - 4 mm², mounting: NS 35/7.5, NS 35/15, colour: orange

Blade interruptible terminal block, nominal voltage: 400 V, nominal current: 16 A, 1st and 2nd floor, connection type: Push-in connection, Sizing cross-section: 2.5 mm2, cross-section: 0.14 mm2 - 4 mm2, mounting: NS 35/7.5, NS 35/15, color: orange

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3061733

PP-H 6/ 1-R OG

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Plug

Connector, for free assembly, nominal voltage: 1000 V, nominal current: 41 A, connection type: Push-in connection, 1st floor, Dimensioning cross-section: 6 mm², cross-section: 0.5 mm² - 10 mm², colour: orange

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3044077

UT 2,5 BN

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Feed-through terminal block

Feed-through terminal, nominal voltage: 1000 V, nominal current: 24 A, number of connections: 2, connection type: Screw connection, Sizing cross-section: 2.5 mm², cross-section: 0.14 mm² - 4 mm², mounting class: NS 35/7.5, NS 35/15, color: brown

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3131044

D-FK 1,5 BU

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End cover

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3044078

UT 2,5 VT

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Feed-through terminal block

Feed-through terminal, nominal voltage: 1000 V, nominal current: 24 A, number of connections: 2, connection type: Screw connection, Dimensioning cross-section: 2.5 mm², cross-section: 0.14 mm² - 4 mm², mounting class: NS 35/7.5, NS 35/15, colour: violet

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3214326

UT 4-L/HEDI

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Lever-type disconnect terminal block

Lever interruptible terminal block, nominal voltage: 500 V, nominal current: 28 A, connection type: Screw connection, Sizing cross-section: 4 mm², cross-section: 0.14 mm² - 4 mm², connection type: Screw connection, Sizing cross-section: 1 mm², cross-section: 0.14 mm² - 4 mm², mounting: NS 35/7.5, NS 35/15, color: black/orange

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3212443

PTTB 1,5/S/2P RD

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Double-level terminal block

Double level terminal, The current and voltage are determined by the connector used., nominal voltage: 500 V, nominal current: 16 A, connection type: Push-in connection / plug-in connection, 1st and 2nd floor, Dimensioning section: 1.5 mm², cross-section: 0.14 mm² - 1.5 mm², mounting class: NS 35/7.5, NS 35/15, color: red

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3212444

PTTB 1,5/S/2P BK

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Double-level terminal block

Double-level terminal block, The current and voltage are determined by the connector used., nominal voltage: 500 V, nominal current: 16 A, connection type: Push-in connection / plug-in connection, 1st and 2nd floor, Dimensioning section: 1.5 mm², cross-section: 0.14 mm² - 1.5 mm², mounting class: NS 35/7.5, NS 35/15, color: black

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3048328

UK 35 RD

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Feed-through terminal block

Feed-through terminal, nominal voltage: 1000 V, nominal current: 125 A, number of connections: 2, number of poles: 1, connection type: Screw connection, cross-section: 0.75 mm² - 50 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, color: red

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3007330

UK 5 N BN

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 32 A, number of connections: 2, connection type: Screw connection, Sizing cross-section: 4 mm², cross-section: 0.2 mm² - 6 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, color: brown

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3062126

PPC 1,5/S-NS/3 (1GY/1BU/1GNYE)

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COMBI receptacle

COMBI coupling, nominal voltage: 500 V, nominal current: 17.5 A, connection type: Push-in connection, 1st floor, Dimensioning cross-section: 1.5 mm², cross-section: 0.14 mm² - 1.5 mm², color: grey/blue/green-yellow

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0701082

URK-ND

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 76 A, connection type: Screw connection, number of connections: 2, cross-section: 0.5 mm² - 16 mm², AWG: 20 - 6, width: 10.2 mm, colour: grey, mounting class: NS 35/7.5, NS 35/15, NS 32

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0201485

KB-6-EX

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Chain bridge

Chain bridge, colour: silver

Chain bridge, number of positions: 1, color: silver

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3038053

STI 2,5-1PE/3L/1NT

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Installation ground terminal block

Ground terminal block for distribution, Spring connection, cross-section: 0.08 mm² - 4 mm², AWG: 28 - 12, width: 15.6 mm, colour: grey, mounting class: NS 35/7.5, NS 35/15

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0711616

UKK 5-HESILA 250 (6,3X32)

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Fuse modular terminal block

Fuse terminal block, fuse type: Glass/ceramic/..., fuse type: G/6.3 x 32, nominal voltage: 400 V, nominal current: 6.3 A, connection type: Screw connection, cross-section: 0.2 mm²- 4 mm², sizing cross-section: 1.5 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, colour: black

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0301550

ISSBI 100-6

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Jumper

Bridge, color: silver

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3034028

DT 2,5

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Direct connection terminal block

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3032538

FBS 1/6-6

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Plug-in bridge

Potential Distribution Bridge

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3213221

PTTB 2,5-2DIO/UL-O/UR-O

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Component terminal block

Component terminal block, with integrated diode 1N4007, nominal voltage: 500 V, nominal current: 0.5 A, number of connections: 4, connection type: Push-in connection, 1st and 2nd floor, Dimensioning cross-section: 2.5 mm², cross-section: 0.14 mm² - 4 mm², mounting class: NS 35/7.5, NS 35/15, colour: grey

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0303309

PSB 4/7/6 SPEZ

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Female test connector

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3043556

SP 2,5/ 6 NZ:1

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Plug

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0443078

USLKG 50-IB

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Ground modular terminal block

Terminal block, With internal hexagonal screws, number of connections: 2, number of poles: 1, connection type: Screw connection, Sizing section: 50 mm², section: 16 mm² - 50 mm², fixing type: PE foot with fixing screw, M6, mounting class: NS 35/7.5, NS 35/15, NS 32, color: yellow-green

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0719126

UK 3 N YE

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 24 A, number of connections: 2, connection type: Screw connection, Sizing cross-section: 2.5 mm², cross-section: 0.2 mm² - 4 mm², mounting class: NS 35/7.5, NS 35/15, NS 32, color: yellow

Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: yellow

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3211815

PT 6 RD

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Feed-through terminal block

Feed-through terminal, nominal voltage: 1000 V, nominal current: 41 A, number of connections: 2, connection type: Push-in connection, Sizing cross-section: 6 mm², cross-section: 0.5 mm² - 10 mm², mounting class: NS 35/7.5, NS 35/15, color: red

Feed-through terminal, nominal voltage: 1000 V, nominal current: 41 A, number of connections: 2, connection type: Push-in connection, Dimensioning cross-section: 6 mm2, cross-section: 0.5 mm2 - 10 mm2, mounting class: NS 35/7.5, NS 35/15, colour: red

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3211814

PT 6 BK

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Feed-through terminal block

Feed-through terminal, nominal voltage: 1000 V, nominal current: 41 A, number of connections: 2, connection type: Push-in connection, Sizing cross-section: 6 mm², cross-section: 0.5 mm² - 10 mm², mounting class: NS 35/7.5, NS 35/15, color: black

Feed-through terminal block, nom. voltage: 1000 V, nominal current: 41 A, number of connections: 2, connection method: Push-in connection, Rated cross section: 6 mm2, cross section: 0.5 mm2 - 10 mm2, mounting type: NS 35/7,5, NS 35/15, color: black

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0201812

FBI 3-20-EX

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Fixed bridge

Fixed bridge, color: silver

Fixed bridge, number of positions: 3, color: silver

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3248160

MP 1,5 YE

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Micro feed-through terminal block

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3248164

MP 6X1,5

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Micro feed-through terminal block

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