Katko ConnectSafe terminal blocks provide safe and reliable electrical connections for demanding industrial and building applications. Suitable for both copper and aluminum conductors, they are available with screw and DIN-rail mounting options, enabling fast and easy installation. Their robust construction and clear design ensure long service life and trouble-free operation. ConnectSafe terminals meet high industry standards and international approvals, delivering dependable performance for professional use.
Technical data
Depth
41.5 mm
ETIM Class
EC000897
E-number FI
1942135
GTIN
6419410205617
Height
59.5 mm
In Al
160.0
In Cu
160.0
Key size
Hex 5
Net weight
0.1449 kg
Product type
KL3X1X50
Short product description
Terminal block KL 3x1xAl/Cu 2,5-50mm2 Grey
Torque Al/Cu (Nm)
5 (2,5 - 16 mm²) / 10 (25 - 50 mm²)
Volume
0.1198 l
Width
48.5 mm
Dimensional drawing
Logistical data
Downloadables
- Dimensional drawings media (547ca32a9f992e1e93b0145527d680fa270632ad_ConnectSafe_KL3X1X50_Dim.png)
- Brochures (50486d1855d09e9df9591b2c53a0baf6b1cb2ced_KATKO_ConnectSafe_catalogue_062025_en.pdf)
- Brochures (fbb1e95859d8f104f7b3af702f3163b14f2614e3_KATKO_ConnectSafe_catalogue_082022_fi.pdf)
- Installation manuals (d76d0df9e9d0939dc3ea2fc10abb55624b07eeb7_KATKO_ConnectSafe_KL_range_installation_manual_79_en.pdf)
- Installation manuals (4e099431959ac9ca14dfb59b5c2c701c094aa599_KATKO_ConnectSafe_KL_range_installation_manual_79_fi.pdf)
Latest News & Insights
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Discontinuation of 3-pole EVA and VKA 80–160A Switches
23.6.2025 -
Introducing the Refreshed LK10 handle: New Fresh Design, Same Trusted Performance
2.9.2024 -
KATKO Has Published Its First 'Sustainability at KATKO' Report
8.11.2024 -
KATKO KL Terminal Blocks Comply with the Requirements of the IEC TS 60947-7-5 Technical Specification
29.4.2025 -
KATKO LoadSafe Product Family – New Additions, Now Available
14.1.2025 -
Katko Products Available on EPLAN Data Portal
14.9.2023 -
KATKO Strengthens Presence in Sweden: Kim Rannanjärvi Appointed Sales Manager
28.7.2025 -
KATKO Strengthens Presence in UK: Ian Bullock Appointed Sales Director
10.11.2025 -
New Front Plate for KU 16–40A Switch Series
26.8.2025 -
Jyrki Luomi has been appointed as the Commercial Director of Katko Oy
17.9.2024 -
Product Update: Extended Cable Range for 95-Series Connectors
30.10.2025 -
The Core of Responsible and Transparent Collaboration – Partner Code of Conduct
6.2.2025
