TE Connectivity CPC-1 1SNA166578R0100 is a green IP40 protecting lid for ESSAILEC current sockets, designed to protect electrical test connections from dust and unauthorised access during normal operation.
Why Choose the TE Connectivity CPC-1 Current Socket Protection Lid?
The TE Connectivity CPC-1 1SNA166578R0100 is a purpose-designed protecting lid for ESSAILEC current sockets, providing protection for test connections during normal operation. Part of the established TE Connectivity ENTRELEC ESSAILEC test block range, it is designed for measurement, protection and testing installations associated with electrical current circuits.
During normal operation, ESSAILEC lids and covers help protect test sockets against dust and unauthorised use. The CPC-1 is the green-coded protecting lid specifically intended for compatible current sockets, allowing the test interface to remain covered when testing or measurement equipment is not connected.
The CPC-1 provides IP40 protection when correctly fitted and has compact dimensions of approximately 73 × 49 × 30 mm (H × W × D). With a net weight of approximately 30 g, it provides a simple and reliable protective accessory for ESSAILEC current-testing installations in switchgear, control panels and power distribution equipment.
Key Advantages
Purpose-designed protecting lid for ESSAILEC current sockets.
Helps protect test connections from dust and unauthorised access.
IP40 protection when correctly fitted.
Green colour coding identifies its use with current sockets.
Compact and lightweight design for convenient handling.
Designed specifically for the TE Connectivity ENTRELEC ESSAILEC test system.
Key Features
TE Connectivity ENTRELEC CPC-1 protecting lid.
Designed for ESSAILEC current sockets.
Green identification colour.
IP40 protection with lid fitted.
Protects the socket during normal operation.
Helps prevent contamination by dust and unintended access.
Compact 73 × 49 × 30 mm construction.
Approximately 30 g net weight.
Suitable for ESSAILEC measurement and testing installations.
Reliable Protection for ESSAILEC Current Test Connections
ESSAILEC test blocks are designed to simplify testing, measurement, monitoring, injection and maintenance operations within secondary electrical circuits. Their plug-and-play architecture provides accessible test points for equipment such as meters and protection relays without requiring extensive rewiring of the installation.
Protective lids such as the CPC-1 cover the current socket when the test interface is not being used. This helps keep the connection clean and discourages unintended access while maintaining a professional, protected test arrangement within industrial switchboards and electrical control systems.
Typical Applications
ESSAILEC current test socket assemblies.
Current transformer secondary circuits.
Electrical measurement and metering systems.
Protection relay testing installations.
Industrial switchboards and control panels.
Power distribution and electrical testing systems.
Technical Specifications
Manufacturer
TE Connectivity / ENTRELEC
Series
ESSAILEC
Model
CPC-1
Part number
1SNA166578R0100
Product type
Protecting lid for current sockets
Application
ESSAILEC current sockets
Protection rating
IP40
Colour
Green
Height
73 mm
Width
49 mm
Depth
30 mm
Net weight
30 g
Pack quantity
1
EAN
3472591665789
Frequently Asked Questions
What is the TE Connectivity CPC-1 1SNA166578R0100 used for?
The CPC-1 is a protecting lid for ESSAILEC current sockets, designed to protect the test interface from dust and unauthorised access during normal operation.
Which ESSAILEC sockets is the CPC-1 designed for?
The CPC-1 is specifically designed for compatible ESSAILEC current sockets used in electrical measurement, testing and protection applications.
What protection rating does the CPC-1 provide?
The TE Connectivity CPC-1 provides IP40 protection when correctly fitted to the compatible ESSAILEC socket.
What colour is the TE Connectivity CPC-1?
The CPC-1 protecting lid is green, providing visual identification for its use with ESSAILEC current sockets.
What are the dimensions of TE Connectivity 1SNA166578R0100?
The CPC-1 measures approximately 73 × 49 × 30 mm in height, width and depth and has a net weight of approximately 30 g.
Trusted ESSAILEC Test Connection Technology
TE Connectivity ENTRELEC ESSAILEC accessories provide purpose-designed protection for electrical measurement and testing systems, supporting reliable operation and convenient maintenance of industrial metering, monitoring and protection circuits.
Manufacturer
TE Connectivity / ENTRELEC
Series
ESSAILEC
Model
CPC-1
Part number
1SNA166578R0100
Product type
Protecting lid for current sockets
Application
ESSAILEC current sockets
Protection rating
IP40
Colour
Green
Height
73 mm
Width
49 mm
Depth
30 mm
Net weight
30 g
Pack quantity
1
EAN
3472591665789
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...