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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

3031242

ST 2,5-TWIN BN

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 24 A, connection type: Spring connection, Dimensioning cross-section: 2.5 mm², cross-section: 0.08 mm² - 4 mm², installation class: NS 35/7.5, NS 35/15, colour: brown

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2775278

UDK 4-MTK BU

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Feed-through terminal block

Feed-through, nominal voltage: 630 V, nominal current: 16 A, 1st floor, connection type: Screw connection, Sizing cross-section: 4 mm², cross-section: 0.2 mm² - 6 mm², mounting: NS 32, NS 35/7.5, NS 35/15, color: blue

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0716190

HCC 4-M BK

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Plug

Plug-in part, rated voltage: 500 V, rated current: 25 A, number of connections: 10, connection type: Screw connection, Sizing cross-section: 4 mm², cross-section: 0.2 mm² - 4 mm², mounting class: direct screwed, color: black

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2717061

DOK 1,5-LA230/O-M

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Sensor/actuator terminal block

Terminal block for detectors/actuators, connection type: Screw connection, cross-section: 0.2 mm² - 4 mm², AWG: 24 - 12, width: 6.2 mm, colour: grey, installation class: NS 35/7.5, NS 35/15

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3026256

ISSBI 10-5

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Jumper

Bridge, color: silver

Bridge, number of poles: 10, color: silver

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3030380

FBS 1/2/9/14-5

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Plug-in bridge

Plug-in bridge, Variant with single or double-sided cutting edge. Please note the possible effects on protection against accidental contact, as well as the leakage lines and insulation distances in air., pitch: 5.2 mm, pole assignment: 1, 2, 9, color: red

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3030382

FBS 1/4/7/10/13-6

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Plug-in bridge

Plug-in bridge, Variant with single or double-sided cutting edge. Note the possible effects on protection against accidental contact, as well as the leakage lines and insulation distances in air., pitch: 6.2 mm, pole assignment: 1, 4, 7, 10, 13, color: red

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3030383

FBS 1/4/7/10-6

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Plug-in bridge

Plug-in bridge, pitch: 6.2 mm, pole assignment: 1, 4, 7, 10, color: red

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3212312

PC-CT 6/3 CODIERPL.

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Coding plates

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3212316

PT 2,5-MT OG

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Knife disconnect terminal block

Blade interruptible terminal block, nominal voltage: 400 V, nominal current: 20 A, 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

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3008009

UK 35-IB

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Feed-through terminal block

Feed-through terminal, With internal hexagonal screws, nominal voltage: 1000 V, nominal current: 150 A, number of connections: 2, connection type: Screw connection, cross-section: 0.75 mm² - 50 mm², mounting class: NS 32, NS 35/7.5, NS 35/15, color: gray

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3000256

FBRI 6-5 N

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Fixed bridge

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3037449

ST 2,5-QUATTRO WH

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 24 A, number of connections: 4, connection type: Spring connection, Dimensioning cross-section: 2.5 mm², cross-section: 0.08 mm² - 4 mm², installation class: NS 35/7.5, NS 35/15, colour: white

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3000781

DP-UTTB 4 HV

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Spacer plate

Spacer partition, length: 69.9 mm, width: 2.6 mm, height: 33 mm, colour: grey

Spacer plate, depth: 33 mm, width: 2.6 mm, height: 69.9 mm, colour: grey

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3006098

UK 16 BU

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Feed-through terminal block

Feed-through terminal, nominal voltage: 800 V, nominal current: 76 A, number of connections: 2, connection type: Screw connection, cross-section: 0.5 mm² - 16 mm², mounting type: NS 35/7.5, NS 35/15, NS 32, colour: blue

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3042341

SC 2,5-NS/ 1-L GNYE

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COMBI receptacle

COMBI coupling, rated voltage: 500 V, rated current: 24 A, number of connections: 1, number of poles: 1, connection type: Spring connection, Sizing cross-section: 2.5 mm², cross-section: 0.08 mm² - 4 mm², mounting class: NS 35/7.5, NS 35/15, color: green/yellow

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3043967

SC 2,5/10 NZ:1

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COMBI receptacle

COMBI coupling, rated voltage: 500 V, rated current: 24 A, connection type: Spring connection, Sizing cross-section: 2.5 mm², cross-section: 0.08 mm² - 4 mm², color: gray

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3210406

PTTBS 2,5-TGB/MTB

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Disconnect terminal block

Interruptible terminal, Current and voltage are determined by the connector used., Double height with inclined contour, a disconnector blade and a separation point, nominal voltage: 400 V, nominal current: 16 A, 1st and 2nd floor, connection type: Push-in connection, Dimensioning section: 2.5 mm², section: 0.14 mm² - 4 mm², mounting: NS 35/7.5, NS 35/15, colour: grey

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3210405

PTTBS 2,5-MTB/TGB

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Disconnect terminal block

Interruptible terminal, Current and voltage are determined by the connector used., Double height with inclined contour, a disconnector blade and a separation point, nominal voltage: 400 V, nominal current: 16 A, 1st and 2nd floor, connection type: Push-in connection, Dimensioning section: 2.5 mm², section: 0.14 mm² - 4 mm², mounting: NS 35/7.5, NS 35/15, colour: grey

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3061952

PP-H 1,5/S/16

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Plug

Connector, rated voltage: 500 V, rated current: 17.5 A, number of connections: 16, number of poles: 16, connection type: Push-in connection, 1st floor, Sizing cross-section: 1.5 mm², cross-section: 0.14 mm² - 1.5 mm², color: gray

Plug, nom. voltage: 500 V, nominal current: 17.5 A, number of connections: 16, number of positions: 16, connection method: Push-in connection, 1 level, Rated cross section: 1.5 mm2, cross section: 0.14 mm2 - 1.5 mm2, color: gray

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1401161

EB 4-5

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Insertion bridge

Bridge comb, color: gray

Insertion bridge, number of positions: 4, color: gray

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3061224

ST 2,5-TWIN/ 1P GN

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Feed-through terminal block

Feed-through terminal, nominal voltage: 500 V, nominal current: 24 A, connection type: Spring connection / plug-in connection, 1st floor, left-hand connection, Dimensioning cross-section: 2.5 mm², cross-section: 0.08 mm² - 4 mm², 1st floor, right-hand connection, mounting class: NS 35/7.5, NS 35/15, colour: green

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3248232

MP 10X1,5 OG

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Microborne step, bridged internally, Type of connection: Connection push-in connection, Section: 0.14 mm2

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3248234

MP 12X1,5 OG

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Micro feed-through terminal block

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3248236

MP 14X1,5 OG

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Microborne step, bridged internally, Type of connection: Connection push-in connection, Section: 0.14 mm2

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0301589

D-URTK-BEN

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End cover

End cover, length: 61.2 mm, width: 1.5 mm, height: 48.5 mm, colour: grey

End cover, depth: 48.5 mm, width: 1.5 mm, height: 61.2 mm, color: gray

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0701008

URKN-A

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Feed-through terminal block

Feed-through terminal, nominal voltage: 500 V, nominal current: 70 A, number of connections: 2, connection type: Screw connection / plug-in connection, 1st floor, cross-section: 0.5 mm² - 16 mm², mounting type: NS 35/7.5, NS 35/15, NS 32, colour: grey

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3037054

ST 1,5 WH

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Feed-through terminal block

Feed-through, nominal voltage: 500 V, nominal current: 17.5 A, number of connections: 2, connection type: Spring connection, 1st floor, Dimensioning cross-section: 1.5 mm², cross-section: 0.08 mm² - 1.5 mm², mounting class: NS 35/7.5, NS 35/15, colour: white

Feed-through terminal block, nom. voltage: 500 V, nominal current: 17.5 A, number of connections: 2, connection method: Spring-cage connection, 1 level, Rated cross section: 1.5 mm2, cross section: 0.08 mm2 - 1.5 mm2, mounting type: NS 35/7,5, NS 35/15, color: white

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0719281

FBRI 3-8 N SO 3XBU

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Fixed bridge

Fixed bridge, number of poles: 3, color: blue

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

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3210173

PT 2,5-QUATTRO-MT OG

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Knife disconnect terminal block

Blade interruptible terminal block, nominal voltage: 400 V, nominal current: 20 A, 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

Knife-disconnect terminal block, nom. voltage: 400 V, nominal current: 20 A, connection method: Push-in connection, Rated 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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