Earth Terminal Blocks

Earth terminal blocks, also referred to as ground terminal blocks and earth terminals are used for grounding and earthing cables. These types of terminal blocks can house a range of different wire sizes as well a variety on the number earthing points that can be housed.

What is an earth terminal block?

Earth terminal type blocks are designed to protect electrical units and individuals from interference such as electrical or magnetic fields. This process known as grounding or earthing is a safe way to discharge excess electricity from an appliance.

These types of terminal blocks can be inserted into a block and are usually interchangeable with standard terminal blocks.

How to identify an Earth terminal block

Earth terminal blocks are easily identifiable with a green and yellow housing as per international standards and can be mounted onto a DIN rail. Connection methods for the wires include screw and clamp.

These earth terminals have excellent electrical, mechanical and chemical characteristics even at high temperatures.

Applications for earth terminal blocks

Earth type terminal blocks are used worldwide in providing protection in a variety of applications such as

  • Distribution boards
  • Control centres and machine control systems such as ships and power stations

...
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Description Price Earth Block Type Wire Size Cable CSA Colour Number of Ways Termination Method Housing Material Current Rating Voltage Rating Length Width Height Maximum Operating Temperature Hazardous Area Certification
RS Stock No. 462-9172
Mfr. Part No.0441119
TWD328.10
Each (In a Pack of 10)
units
DIN Rail 24 → 12 AWG - Green/Yellow 2 Screw Down Polyamide 24A 750 V 42.5mm 5.2mm 49.5mm +130°C ATEX
RS Stock No. 260-1942
Mfr. Part No.1010500000
TWD531.00
Each
units
WPE 35 12 → 2 AWG - - 2 Screw Down Wemid - 800 V 56mm 16mm 63mm +100°C ATEX
RS Stock No. 290-2728
Mfr. Part No.0790527
TWD740.00
Each (In a Pack of 5)
units
- 26 → 10 AWG - - 2 Screw Down Polyamide 41A 800 V 43.5mm 11mm 59.5mm +130°C -
RS Stock No. 864-8502
Mfr. Part No.769-237
BrandWago
TWD128.20
Each (In a Pack of 5)
units
- 28 → 12 AWG - - 1 Cage Clamp - - - 52.5mm 5mm 28.5mm - -
RS Stock No. 458-0960
Mfr. Part No.0444019
TWD831.40
Each (In a Pack of 5)
units
USLKG 35 18 → 0 AWG - Green/Yellow 2 Screw Down Polyamide 150A 750 V 50mm 15.2mm 62mm +130°C ATEX
RS Stock No. 878-7562
BrandRS PRO
TWD44.80
Each (In a Pack of 5)
units
DIN Rail 26 → 12 AWG 0.2 to 2.5mm² Green/Yellow 2 Screw - - 600 V 42.8mm 45.3mm 5.2mm - -
RS Stock No. 283-0768
BrandRS PRO
TWD189.00
Each (In a Pack of 5)
units
Double Screw 0 → 16 mm² 0 to 16mm² Grey 6 Screw Down Brass - - 67.45mm 19mm 12mm - -
RS Stock No. 684-3064
Mfr. Part No.3073830
TWD376.50
Each (In a Pack of 2)
units
UTI 16-PE 10 → 4 AWG - Green/Yellow 2 Screw Down Polyamide 76A - 51mm 12.2mm 58mm +130°C -
RS Stock No. 708-1716
Mfr. Part No.3211935
TWD228.80
Each (In a Pack of 5)
units
PTS 2.5-TWIN-PE 26 → 12 AWG - Green/Yellow 3 Push In Polyamide - - 49mm 5.2mm 50.5mm +130°C -
RS Stock No. 864-8414
Mfr. Part No.281-657
BrandWago
TWD214.00
Each
units
- 28 → 12 AWG - - 4 Cage Clamp - - - 86mm 6mm 29mm - -
RS Stock No. 762-2531
BrandRS PRO
TWD81.10
Each (In a Pack of 10)
units
DIN Rail 22 → 8 AWG 6mm² Green/Yellow - Screw Down - - - - - - +120°C -
RS Stock No. 446-1730
Mfr. Part No.0442079
TWD342.50
Each (In a Pack of 10)
units
USLKG 6 N 24 → 8 AWG - Green/Yellow 2 Screw Down Polyamide 57A 750 V 42.5mm 8.2mm 54.5mm +130°C ATEX
New
RS Stock No. 204-7762
Mfr. Part No.3212196
TWD359.50
Each (In a Pack of 50)
units
- 20 → 10 AWG 10mm² Green/Yellow 2 Push In - - - - - - - -
RS Stock No. 878-7550
BrandRS PRO
TWD103.00
Each
units
DIN Rail 16 → 6 AWG 1.5 to 10mm² Green/Yellow 2 Screw - - - 56.7mm 46mm 10.5mm - -
New
RS Stock No. 204-7699
Mfr. Part No.3031678
TWD160.10
Each (In a Pack of 50)
units
- 28 → 10 AWG 6mm² Green/Yellow 3 Spring Cage - - - - - - - ATEX, IECEx
RS Stock No. 384-7032
BrandRS PRO
TWD275.00
Each
units
- 14 → 4 AWG 16mm² Green/Yellow 2 Screw Down Nylon 76A 800 V 57.5mm 12mm 65mm - -
New
RS Stock No. 207-2909
Mfr. Part No.3214047
TWD187.20
Each (In a Pack of 50)
units
- 10 AWG 6mm² Grey 5 Push In - - - - - - - -
New
RS Stock No. 203-3227
Mfr. Part No.8WA1011-1PF00
BrandSiemens
TWD144.30
Each (In a Pack of 50)
units
- 14 AWG - - 2 Screw - - - - - - - -
RS Stock No. 201-5511
Mfr. Part No.3206448
TWD338.40
Each (In a Pack of 50)
units
- 20 → 14 AWG 2.5mm² Green/Yellow 4 Quick Connect - - - - - - - -
RS Stock No. 864-8515
Mfr. Part No.769-101/000-016
BrandWago
TWD42.60
Each (In a Pack of 5)
units
- 28 → 12 AWG - - 1 Cage Clamp - - - 18.3mm 5mm 45.2mm - -