Installation Terminal Blocks

Installation terminal blocks are essential components for creating safe and reliable connections within modern electrical installations. These installation terminal blocks are designed to simplify wiring, improve organization, and ensure a secure connection between conductors in control panels and distribution systems. By using modular terminal blocks, engineers and electricians can quickly adapt to different wiring needs while maintaining a consistent structure across projects, whether in industrial automation, building systems, or small distribution boards.

The versatility of terminal blocks lies in their wide range of designs suited for different applications. Options such as disconnect terminal blocks provide quick isolation for maintenance, while multi level terminal blocks save space by allowing multiple circuits within the same footprint. Screw connection technology is commonly used to ensure long-lasting performance and vibration resistance, though other connection types are available depending on the requirements. Many modular terminal blocks are designed for easy DIN rail mounting, making installation efficient and flexible while supporting future system modifications.

Found 67 items
Filters
Found 67 items
Manufacturer
Phoenix Contact (47)
Weidmuller (20)
Component
Terminal Block (67)
Sub Component
Installation Ground Terminal Block (4)
Installation Level Terminal Block (16)
Installation Terminal Block (67)
Terminal Block Component Color
Black/Yellow (1)
Blue (12)
Dark Beige (20)
Gray (32)
Gray/Blue (1)
Red (1)
Terminal Block Number of Levels
1 (26)
2 (14)
3 (27)
Terminal Block Voltage Rating
36 Volt (2)
150 Volt (1)
250 Volt (2)
400 Volt (40)
500 Volt (2)
800 Volt (10)
1000 Volt (3)
Terminal Block Amperage
6.3 Amp (7)
20 Amp (1)
24 Amp (30)
28 Amp (3)
32 Amp (3)
38 Amp (5)
41 Amp (3)
68 Amp (1)
70 Amp (3)
76 Amp (7)
Terminal Block Width
5.1 mm (20)
5.2 mm (18)
6.2 mm (6)
8.2 mm (8)
9.8 mm (1)
10.2 mm (3)
12.2 mm (7)
15.2 mm (4)
Terminal Block Max Wire Size
2 (4)
4 (9)
8 (7)
10 (3)
12 (17)
Terminal Block Min Wire Size
10 (2)
12 (2)
18 (4)
20 (5)
24 (15)
26 (12)
Terminal Block Connection Method
Push-In Connection (22)
Screw Connection (18)
Tension Clamp Connection (20)
Terminal Block Fused
Not Fused (40)
Terminal Block Grounded
Grounded (4)
Not Grounded (36)
Terminal Block Indication
LED (7)
No Indicator (40)
Terminal Block Number of Connections
1 (3)
2 (26)
3 (2)
4 (23)
5 (13)
Normally In Stock
Weidmuller 1720830000 Installation Terminal Block
Free U.S Ground shipping
$9.38
$7.82
Normally In Stock
Phoenix Contact 3074088 Installation terminal block UTI 35
Free U.S Ground shipping
$11.10
$9.25
Normally In Stock
Phoenix Contact 3076031 Installation level terminal block UTI 2,5-L/L
Free U.S Ground shipping
$4.54
$3.78
Normally In Stock
Phoenix Contact 3076035 Installation level terminal block UTI 2,5-L/N
Free U.S Ground shipping
$4.54
$3.78
Normally In Stock
Phoenix Contact 3076034 Installation level terminal block UTI 2,5-L
Free U.S Ground shipping
$2.90
$2.42
Normally In Stock
Phoenix Contact 3076033 Installation level terminal block UTI 2,5-L/LB
Free U.S Ground shipping
$5.59
$4.66
Normally In Stock
Phoenix Contact 3076023 Installation level terminal block UTI 2,5-L/LTB
Free U.S Ground shipping
$5.05
$4.21
Normally In Stock
Phoenix Contact 3076042 Installation level terminal block UTI 6-L/L
Free U.S Ground shipping
$3.84
$3.20
Normally In Stock
Phoenix Contact 3006153 Installation terminal block UIK 16
Free U.S Ground shipping
$8.57
$7.14
Normally In Stock
Phoenix Contact 3006205 Installation terminal block UIK 16 BU
Free U.S Ground shipping
$19.55
$16.29
Normally In Stock
Phoenix Contact 3006182 Installation terminal block UIK 35
Free U.S Ground shipping
$22.98
$19.15
Normally In Stock
Phoenix Contact 3006302 Installation terminal block UIK 35 BU
Free U.S Ground shipping
$22.09
$18.41
Normally In Stock
Phoenix Contact 3213961 Installation level terminal block PTI 2,5-L/TG
Free U.S Ground shipping
$7.15
$5.96
Normally In Stock
Phoenix Contact 3213958 Installation level terminal block PTI 2,5-L/LTB
Free U.S Ground shipping
$10.14
$8.45
Normally In Stock
Phoenix Contact 3213968 Installation terminal block PTI 2,5
Free U.S Ground shipping
$2.16
$1.80
Normally In Stock
Phoenix Contact 3213969 Installation terminal block PTI 2,5 BU
Free U.S Ground shipping
$2.16
$1.80
Normally In Stock
Phoenix Contact 3213970 Installation terminal block PTI 4
Free U.S Ground shipping
$2.29
$1.91
Normally In Stock
Phoenix Contact 3213971 Installation terminal block PTI 4 BU
Free U.S Ground shipping
$2.29
$1.91
Normally In Stock
Phoenix Contact 3213972 Installation terminal block PTI 6
Free U.S Ground shipping
$4.04
$3.37
Normally In Stock
Phoenix Contact 3213973 Installation terminal block PTI 6 BU
Free U.S Ground shipping
$4.08
$3.40
Normally In Stock
Phoenix Contact 3214029 Installation terminal block PTI 16/S
Free U.S Ground shipping
$5.65
$4.71
Normally In Stock
Phoenix Contact 3214023 Installation terminal block PTI 16/S BU
Free U.S Ground shipping
$5.65
$4.71
Normally In Stock
Phoenix Contact 3213954 Installation level terminal block PTI 2,5-L/N
Free U.S Ground shipping
$5.34
$4.45
Normally In Stock
Phoenix Contact 3213951 Installation level terminal block PTI 2,5-L
Free U.S Ground shipping
$1.92
$1.60
Normally In Stock
Phoenix Contact 3213952 Installation terminal block PTI 2,5-N
Free U.S Ground shipping
$1.99
$1.66
Normally In Stock
Phoenix Contact 3213956 Installation level terminal block PTI 2,5-L/NTB
Free U.S Ground shipping
$10.72
$8.93
Normally In Stock
Phoenix Contact 1030131 Installation terminal block PTI 16-NLS-FI BU
Free U.S Ground shipping
$8.98
$7.48
Normally In Stock
Phoenix Contact 1030130 Installation terminal block PTI 16-NLS-FI
Free U.S Ground shipping
$8.70
$7.25
Normally In Stock
Phoenix Contact 1030135 Installation terminal block PTI 16-NLS-FI-FE
Free U.S Ground shipping
$8.70
$7.25
Normally In Stock
Phoenix Contact 3213945 Installation level terminal block PTI 2,5-L/LB
Free U.S Ground shipping
$6.55
$5.46
Normally In Stock
Phoenix Contact 3213948 Installation level terminal block PTI 2,5-L/LT
Free U.S Ground shipping
$6.52
$5.43
Normally In Stock
Phoenix Contact 3213947 Installation level terminal block PTI 2,5-L/NT
Free U.S Ground shipping
$6.52
$5.43
Normally In Stock
Phoenix Contact 3214052 Installation level terminal block PTI 4-L/L
Free U.S Ground shipping
$5.14
$4.28
Normally In Stock
Phoenix Contact 3213953 Installation level terminal block PTI 2,5-L/L
Free U.S Ground shipping
$5.35
$4.46
Normally In Stock
Phoenix Contact 3245037 N disconnect terminal block UTN 6
Free U.S Ground shipping
$3.38
$2.82
Normally In Stock
Phoenix Contact 3062951 Connection terminal block AKG 16 RD
Free U.S Ground shipping
$2.38
$1.98
Normally In Stock
Phoenix Contact 3214051 Installation level terminal block PTI 4-L/N
Free U.S Ground shipping
$5.02
$4.18
Normally In Stock
Phoenix Contact 3213944 Installation level terminal block PTI 2,5-LO/LO
Free U.S Ground shipping
$4.03
$3.36
Normally In Stock
Phoenix Contact 3214025 N disconnect terminal block PTN 16/S
Free U.S Ground shipping
$5.69
$4.74
Normally In Stock
Phoenix Contact 3213965 N disconnect terminal block PTN 4
Free U.S Ground shipping
$4.74
$3.95
Normally In Stock
Weidmuller 1763260000 Installation Terminal Block
Free U.S Ground shipping
$24.71
$20.59
Normally In Stock
Weidmuller 1763230000 Installation Terminal Block
Free U.S Ground shipping
$24.71
$20.59
Normally In Stock
Weidmuller 1763220000 Installation Terminal Block
Free U.S Ground shipping
$23.74
$19.78
Normally In Stock
Weidmuller 1763210000 Installation Terminal Block
Free U.S Ground shipping
$26.36
$21.97
Normally In Stock
Weidmuller 1763190000 Installation Terminal Block
Free U.S Ground shipping
$26.36
$21.97
Normally In Stock
Weidmuller 1763180000 Installation Terminal Block
Free U.S Ground shipping
$15.43
$12.86
Normally In Stock
Weidmuller 1763170000 Installation Terminal Block
Free U.S Ground shipping
$18.16
$15.13

More Information about Installation Terminal Blocks

In addition to simplifying electrical installations, these terminal blocks play a vital role in safety and reliability. They keep wiring organized, reduce the risk of loose connections, and allow for clear identification of circuits. Mounting terminal blocks and rail terminal blocks can also be combined to handle two or more wires, giving system designers flexibility in creating compact yet functional layouts. With their robust construction and adaptability, installation terminal blocks remain a cornerstone of dependable electrical systems where efficiency and reliability are critical.

FAQs

What connection technology do modular terminal blocks use in electrical installations?

Modular terminal blocks in electrical installations commonly use connection technologies such as push-in, spring clamp, and screw connections to ensure secure, reliable, and easy-to-manage wiring.

Do DIN rail terminal blocks provide organized wiring in building installations?

Yes, DIN rail terminal blocks provide organized wiring in building installations by securely grouping connections on a standardized rail for efficiency and clarity.

Terminal Block Basics

Single Level Pass Through Terminal Blocks are used to connect two wires together with a common junction point. This is helpful when a component needs to be disconnected or isolated within a circuit. These are the most common types of terminal blocks in industrial applications. 

Ground Terminal Blocks function almost exactly like most pass through terminal blocks with one exception: they are grounded. These terminal blocks have a metal connection from where the wire is terminated, all the way to the bottom of the block where it will clamp into the panel. This allows for an electrical circuit to be grounded without running a wire to the main ground connection on a breaker or surge protector. 

Fused Terminal Blocks function almost exactly like most pass through terminal blocks with one exception: the presence of a fuse. This fuse provides protection for components from too much voltage or current.

Multilevel Terminal Blocks are used to connect two wires together with a common junction point, just like single pass though terminal blocks, but with the advantage of making two electrical connections in the same block. These blocks also incorporate fuses and can be grounded.

Disconnect Terminal Blocks are similar to fused blocks, however the disconnect stops the flow of electricity by lifting a lever on the terminal block. Unlike fuse blocks, they are a more permanent solution, but will not provide any protection in the event of a power surge.