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Showing Results For: Mains Test Blocks

Mains Test Blocks

Mains test blocks are designed to provide a temporary power hub and machinery testing blocks to protect equipment from damage in the event of faulty wires or currents. These are the blocks where mains-powered devices are kept to test the equipment and the current or voltage levels without breaking the current supply. These devices are beneficial due to their make-before-break working principle, which does not require switching for manual processes. 

How Do the Mains Test Blocks Work?

These test blocks work in a significantly simpler way. When the power lid cover is opened, the power disconnects, allowing secure connection of device cables via a color-coded spring piano key. Close the lid to complete the circuit between the device under test and the power supply, powering the device. In addition, for ease of live identification, various mains test connectors are available that feature neon indicator lamps for lamination purposes when the lids close. 

Types of Mains Test Blocks

A wide range of these blocks is categorized based on their rating, voltage, connection type, and pole count. Enrgtech offers various types that suit your desired applications. 

Typical Applications of Mains Test Blocks

  • Due to their versatile and multipurpose nature, they are widely used in laboratories, service areas, and testbeds. 
  • They are widely utilized for transformers for testing relays in secondary circuits. 
  • They are ideal for utility components for validating calibrations and meter readings. 
  • They are widely suited to various industrial tasks, such as replacing and repairing devices without disconnecting or modifying the attached power cables

Why Enrgtech?

Enrgtech stocks various collections of mains test blocks in various sizes, voltage ratings, and mounting types. We always strive to provide state-of-the-art products that suit a wide range of potential customers’ applications. Visit our website to book orders of products at fabulous prices, delivered directly to your doorstep.


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Enrgtech #
Manufacturer Part No
Name
Availability
Price
Rating
Rohs Verified
1SNA166888R2100, Entrelec
Pre Order
Check Stock & Lead Times Packaging Options
1 +
£ 47.09
RS Pro
Rohs Verified
811-2274, RS Pro
101 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 60.37
12 +
£ 59.83
25 +
£ 59.28
RS PRO
458-926, RS PRO
177 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 40.35
10 +
£ 38.33
50 +
£ 36.32
Carroll & Meynell
Rohs Verified
CMCTV13A, Carroll & Meynell
1 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 36.75
RS PRO
Rohs Verified
199-4813, RS PRO
52 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 56.48
RS PRO
Rohs Verified
199-4816, RS PRO
193 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 39.22
Carroll & Meynell
Rohs Verified
CMCTVIEC, Carroll & Meynell
25 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 86.36
RS PRO
827-041, RS PRO
201 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 37.27
10 +
£ 35.41
50 +
£ 33.54
RS PRO
Rohs Verified
726-0085, RS PRO
13 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 39.09
12 +
£ 36.74
25 +
£ 35.18
Cliff Electronics
Rohs Verified
RS_726-0085, Cliff Electronics
12 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 39.09
12 +
£ 36.74
25 +
£ 35.18
Cliff Electronics
RS_458-926, Cliff Electronics
299 In Stock
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1 +
£ 40.35
10 +
£ 38.33
50 +
£ 36.32
Cliff Electronics
RS_827-041, Cliff Electronics
86 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 40.07
10 +
£ 38.06
50 +
£ 36.06
Rohs Verified
1SNA166737R2000, Essailec
Pre Order
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1 +
£ 117.06
Rohs Verified
1SNA166546R2100, Essailec
Pre Order
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1 +
£ 17.58
10 +
£ 15.80
Rohs Verified
1SNA166578R0100, Essailec
2 In Stock
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1 +
£ 11.00
10 +
£ 9.89
Rohs Verified
1SNA166937R1100, Essailec
2 In Stock
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1 +
£ 31.63
10 +
£ 28.49
Rohs Verified
1SNA166747R0200, Essailec
2 In Stock
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1 +
£ 115.18
5 +
£ 103.66
Rohs Verified
RS_811-2274, RS PRO
Pre Order
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1 +
£ 49.98
12 +
£ 49.53
25 +
£ 49.08
Rohs Verified
RS_199-4816, RS PRO
126 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 39.22
Rohs Verified
RS_199-4813, RS PRO
23 In Stock
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1 +
£ 49.98
1 +
£ 49.98
Rohs Verified
1SNA 166 774 R0500, Essailec
Pre Order
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Rohs Verified
1SNA167275R0200, Essailec
5 In Stock
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1 +
£ 8.78
Rohs Verified
1SNA167932R1500, ABB
Pre Order
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1 +
£ 225.66
5 +
£ 203.09
Essailec
Rohs Verified
COR-C-1, Essailec
3 In Stock
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1 +
£ 238.84
5 +
£ 214.97
Essailec
Rohs Verified
TO-E-VA, Essailec
Pre Order
Check Stock & Lead Times Packaging Options
1 +
£ 65.36
5 +
£ 58.82
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New Items
New items
RS_811-2274, RS PRO

RS_811-2274, RS PRO

RS PRO Mains Test Block Features and Benefits:
New items
1SNA167275R0200, Essailec

1SNA167275R0200, Essailec

Terminal Partitions & Protective Covers The partition fits the end of a terminal and doubles as an end cover and insulating barrier by extending above it. The translucent protective cover snap-fits onto the terminal partition. In addition to providing extra protection it provides space for marking purposes. Fitted covers do not provide for fingerproof terminals.
New items
COR-C-1, Essailec

COR-C-1, Essailec

Essailec Pre-Wired Plug Assemblies with IP20 Dia. 4 mm (.157" ) test plugs Prewired Essailec® plugs with Dia. 4 mm (.157" ) isolated test plugs for safe and reliable connection on the test equipment side. Available in Current and Voltage ranges, in 2 m (.078") length. With colour differentiation, dedicated coding and marking for perfect identification between Current and Voltage ranges Applications: In current and voltage transformers secondary circuits for safe and reliable: - Protection relays testing in control relay panel - Meters control and calibration - Data acquisition for network analysis With Essailec®, benefit from more than 30 years of experience and successful implementations with major worldwide utilities and OEMs Benefits: In CT secondary circuits, very high induced voltages are generated if the CT secondary circuits are opened. Equipment and users are then in danger (electrical shocks). With Essailec®, safely and simply insert the prewired plug in the socket: - Plug and play for measuring operations with the new COR-C-4 or COR-C-1. Automatic "Make before break" sequence, no cursor or screws to operate. ABB ESSAILEC® Test Blocks
New items
1SNA166737R2000, Essailec

1SNA166737R2000, Essailec

Essailec® Current Test Blocks Make before break Current range colour code: Green Body: Polycarbonate Conductive parts: Gold-plated ABB ESSAILEC® Test Blocks
New items
199-4813, RS PRO

199-4813, RS PRO

The RS Pro Main Test Block is a compact, robust, power connector designed for temporary, safe and efficient connection of unterminated cables to 440V AC, three-phase power supplies. It is designed for use in applications including manufacturing, test and repair, calibration, measurement, and anywhere a fast, safe and non-permanent connection to a three-phase power supply is required Quick Release colour coded cable clips marked L1, L2, L3, N, & E Each phase protected with 16 amp fuses as standard. Each phase fitted with an individual neon indicator lamp to indicate when each phase is live. Bench mounted or free standing.
New items
1SNA166546R2100, Essailec

1SNA166546R2100, Essailec

Essailec Pre-Wired Plug Assemblies with IP20 Dia. 4 mm (.157" ) test plugs Prewired Essailec® plugs with Dia. 4 mm (.157" ) isolated test plugs for safe and reliable connection on the test equipment side. Available in Current and Voltage ranges, in 2 m (.078") length. With colour differentiation, dedicated coding and marking for perfect identification between Current and Voltage ranges Applications: In current and voltage transformers secondary circuits for safe and reliable: - Protection relays testing in control relay panel - Meters control and calibration - Data acquisition for network analysis With Essailec®, benefit from more than 30 years of experience and successful implementations with major worldwide utilities and OEMs Benefits: In CT secondary circuits, very high induced voltages are generated if the CT secondary circuits are opened. Equipment and users are then in danger (electrical shocks). With Essailec®, safely and simply insert the prewired plug in the socket: - Plug and play for measuring operations with the new COR-C-4 or COR-C-1. Automatic "Make before break" sequence, no cursor or screws to operate. ABB ESSAILEC® Test Blocks
New items
1SNA 166 774 R0500, Essailec

1SNA 166 774 R0500, Essailec

Essailec® Multicircuit Test Block Range - 10 Points Suitable applications: High density panel board wiring Alternative to large terminal strips Body: Polycarbonate Conductive parts: Silver plated ABB ESSAILEC® Test Blocks
New items
CC-R-VA, Essailec

CC-R-VA, Essailec

Current Test Block - CC-R-VA Rack mounting R tongue connection Make before break Current range colour code: GREEN Body: polycarbonate Conductive parts: gold plated ABB ESSAILEC® Test Blocks
New items
TO-E-VA, Essailec

TO-E-VA, Essailec

Essailec® Voltage Test Blocks Make before break contacts - opened / closed Voltage range colour code: Grey Body: Polycarbonate Conductive parts: Silver-plated ABB ESSAILEC® Test Blocks
New items
199-4816, RS PRO

199-4816, RS PRO

The RS Pro Main Test Block is a compact, robust, power connector designed for temporary, safe and efficient connection of unterminated cables to 250V AC or 24V DC power supplies. The connector is made of tough, safe materials. The base is phenolic moulded for insulation and rigidity. The lid is flame retardant glass filled thermo plastic. The insulated clips are colour coded for easy identification The flexible cable grip will take any normal mains cable. Only one small screwdriver is needed for both the base entry and the terminal screws.
New items
RS_199-4816, RS PRO

RS_199-4816, RS PRO

RS PRO Mains Test Block, Quicktest Features and Benefits Perfect for quick, safe and efficient testing of cables and electrical devices without a plug Colour coded piano key style cable clips to easily identify which wires to connect, labelled with L1, L2, L3, N, & E Neon indicator bulbs providing clear visibility of live phases High quality and durable construction with flame retardant lid Compact, lightweight and robust design suitable for use in a wide range of environments Can be bench mounted or free standing Applications Industrial Manufacturing Test and repair Calibration Measurement Note FAQs How does the mains test connector work? Can this be used as a permanent power supply? Is this supplied with a power cord and plug?
New items
1SNA167932R1500, ABB

1SNA167932R1500, ABB

Essailec Pre-Wired Plug Assemblies with IP20 Dia. 4 mm (.157" ) test plugs Prewired Essailec® plugs with Dia. 4 mm (.157" ) isolated test plugs for safe and reliable connection on the test equipment side. Available in Current and Voltage ranges, in 2 m (.078") length. With colour differentiation, dedicated coding and marking for perfect identification between Current and Voltage ranges Applications: In current and voltage transformers secondary circuits for safe and reliable: - Protection relays testing in control relay panel - Meters control and calibration - Data acquisition for network analysis With Essailec®, benefit from more than 30 years of experience and successful implementations with major worldwide utilities and OEMs Benefits: In CT secondary circuits, very high induced voltages are generated if the CT secondary circuits are opened. Equipment and users are then in danger (electrical shocks). With Essailec®, safely and simply insert the prewired plug in the socket: - Plug and play for measuring operations with the new COR-C-4 or COR-C-1. Automatic "Make before break" sequence, no cursor or screws to operate. ABB ESSAILEC® Test Blocks
FAQs
We offer free shipping for orders over £200 if delivery is in the UK. All other orders in the UK, shipping from £7.99 depending on the weight and measurement. Mainland Europe shipping charges start from £25. For all other countries shipping charges start from £50 for products like Mains Test Blocks and all others.
You can email us directly at sales@enrgtech.co.uk or via our website for any queries regarding Mains Test Blocks or any other product.
This depends on the Mains Test Blocks individual product and information that can be found on our website.
Yes, we offer special discounts on orders above £200 for Mains Test Blocks and all other products.
UK orders normally take between 2/3 working days. International orders normally take between 3/5 working days for all products including Mains Test Blocks.
Yes. We keep updating our stock frequently and if a product like Mains Test Blocks is not in stock then we will let you know.