TE Connectivity D2.5/5.P 1SNA165909R0500 is a green and yellow ENTRELEC SNA screw clamp ground terminal block for 2.5 mm² conductors and TH35 DIN rail installations.
Why Choose the TE Connectivity D2.5/5.P Ground Terminal Block?
The TE Connectivity D2.5/5.P (1SNA165909R0500) is a compact screw clamp ground terminal block designed to provide reliable protective earth connections in industrial control panels, switchgear and electrical distribution assemblies. Part of the established ENTRELEC SNA terminal block series, it combines secure screw termination with DIN rail mounting for dependable industrial wiring installations.
Featuring the standard green and yellow protective earth colour, the D2.5/5.P provides clear identification within terminal assemblies. Its compact 5 mm spacing helps maximise available DIN rail space, while the robust polyamide 6.6 housing is suitable for demanding electrical and automation environments.
The terminal accommodates flexible conductors from 0.22–2.5 mm² and rigid stranded conductors from 0.2–4 mm². It mounts onto TH35-7.5 and TH35-15 DIN rails and has a compact profile measuring approximately 50.7 × 5 × 40.5 mm, making it well suited to densely populated control cabinets.
Key Advantages
Dedicated protective earth ground terminal for industrial electrical installations.
Compact 5 mm terminal spacing helps conserve DIN rail space.
Accepts flexible conductors from 0.22–2.5 mm².
Accepts rigid stranded conductors from 0.2–4 mm².
Green and yellow housing provides immediate protective earth identification.
Compatible with standard TH35 DIN rails.
Key Features
TE Connectivity ENTRELEC SNA series.
D2.5/5.P ground terminal configuration.
Screw clamp termination for secure conductor connections.
5 mm product spacing.
2.5 mm² nominal wire size.
Green and yellow protective earth colour.
Polyamide 6.6 insulating housing.
Compatible with TH35-7.5 and TH35-15 DIN rails.
UL 94V-0 flammability-rated housing material.
Reliable Grounding for Industrial Electrical Systems
Protective earth terminal blocks provide an essential connection between electrical conductors and the grounding system of an installation. The TE Connectivity D2.5/5.P is designed to create a dependable earth connection while maintaining clear identification and organised wiring within DIN rail terminal assemblies.
The SNA series is widely suited to industrial control, automation and power distribution applications where reliable conductor termination and efficient panel organisation are required. Its compact profile allows the D2.5/5.P to be installed alongside compatible terminal blocks without unnecessarily increasing the overall width of the terminal assembly.
Typical Applications
Industrial control panels and electrical cabinets.
Protective earth and grounding circuits.
Machine building and factory automation systems.
Switchgear and distribution assemblies.
Process control equipment.
Building services and electrical installations.
Technical Specifications
Manufacturer
TE Connectivity / ENTRELEC
Series
SNA
Model
D2.5/5.P
Manufacturer part number
1SNA165909R0500
Product type
Screw clamp ground terminal block
Block function
Ground / protective earth
Primary colour
Green and yellow
Nominal wire size
2.5 mm²
Flexible conductor capacity
0.22–2.5 mm²
Rigid stranded conductor capacity
0.2–4 mm²
Wire size
Up to 12 AWG
Product spacing
5 mm
Termination method
Screw terminal
Tightening torque
0.4 Nm
DIN rail mounting
TH35-7.5 / TH35-15
Housing material
Polyamide 6.6
UL flammability rating
UL 94V-0
Short-time withstand current at 1 s
300 A
Dielectric withstand voltage
3500 V
Operating temperature range
-55 to +110 °C
Installation temperature range
-5 to +40 °C
Dimensions (H × W × D)
50.7 × 5 × 40.5 mm
Weight
10 g
Frequently Asked Questions
What is the TE Connectivity D2.5/5.P used for?
The D2.5/5.P is a protective earth ground terminal block designed for grounding conductors in industrial control panels, switchgear and DIN rail terminal assemblies.
What conductor sizes does the D2.5/5.P accept?
It accepts flexible conductors from 0.22–2.5 mm² and rigid stranded conductors from 0.2–4 mm².
Which DIN rails are compatible with 1SNA165909R0500?
The terminal block is designed for mounting on TH35-7.5 and TH35-15 DIN rails.
What is the spacing of the D2.5/5.P terminal?
The TE Connectivity D2.5/5.P has a compact product spacing of 5 mm, helping conserve space within terminal assemblies.
What colour is the D2.5/5.P ground terminal?
The terminal has a green and yellow housing for clear identification as a protective earth connection.
Trusted by Industrial Panel Builders Worldwide
TE Connectivity ENTRELEC SNA terminal blocks provide dependable conductor termination and organised DIN rail wiring for industrial automation, control panel, switchgear and electrical distribution applications.
Manufacturer
TE Connectivity / ENTRELEC
Series
SNA
Model
D2.5/5.P
Manufacturer part number
1SNA165909R0500
Product type
Screw clamp ground terminal block
Block function
Ground / protective earth
Primary colour
Green and yellow
Nominal wire size
2.5 mm²
Flexible conductor capacity
0.22–2.5 mm²
Rigid stranded conductor capacity
0.2–4 mm²
Wire size
Up to 12 AWG
Product spacing
5 mm
Termination method
Screw terminal
Tightening torque
0.4 Nm
DIN rail mounting
TH35-7.5 / TH35-15
Housing material
Polyamide 6.6
UL flammability rating
UL 94V-0
Short-time withstand current at 1 s
300 A
Dielectric withstand voltage
3500 V
Operating temperature range
-55 to +110 °C
Installation temperature range
-5 to +40 °C
Dimensions (H × W × D)
50.7 × 5 × 40.5 mm
Weight
10 g
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
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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Customers supported
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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...