Why Choose the TE Connectivity D4/6.ADO Black Terminal Block?
The TE Connectivity D4/6.ADO is a compact feed-through ADO/Screw terminal block designed for reliable electrical connections in industrial control panels, automation systems and instrumentation applications. Identified by manufacturer part number 1SNA199071R2200, this black terminal block combines ADO System technology with a conventional screw-clamp connection to provide a flexible and space-efficient wiring solution.
As part of the TE Connectivity Entrelec SNA ADO terminal block range, the D4/6.ADO provides the benefits of ADO insulation-displacement connection technology while retaining a standard screw-clamp connection. The design helps simplify panel wiring and provides a dependable solution for modular DIN rail installations.
The D4/6.ADO has a 6 mm spacing, a 17.5 A rated current and a 1000 V rated voltage. It accepts flexible conductors from 0.22–4 mm² and rigid conductors from 0.2–4 mm², making it suitable for a wide range of industrial control and automation applications.
Key Advantages
- Compact feed-through ADO/Screw terminal block for industrial electrical installations.
- ADO System connection technology provides fast and reliable conductor termination.
- 17.5 A rated current for suitable industrial control and distribution circuits.
- 1000 V rated voltage for demanding electrical panel applications.
- 6 mm spacing helps maximise available DIN rail space.
- Flexible connection technology combining ADO and screw-clamp connections.
- Black housing provides clear visual identification within terminal block assemblies.
Key Features
- TE Connectivity Entrelec SNA ADO terminal block.
- D4/6.ADO feed-through configuration.
- ADO System and screw-clamp connections.
- 17.5 A rated current.
- 1000 V rated voltage.
- 6 mm spacing.
- Black insulation housing.
- Manufacturer part number 1SNA199071R2200.
- Flexible conductor capacity of 0.22–4 mm².
- Rigid conductor capacity of 0.2–4 mm².
- IP20 protection at the main terminals.
- DIN rail mounting on TH35-7.5 and TH35-15 rails.
Fast and Flexible ADO/Screw Terminal Connections
The TE Connectivity D4/6.ADO combines ADO System technology with a conventional screw-clamp connection, providing a flexible solution for industrial wiring. The ADO System supports rapid connection while the screw-clamp side provides a familiar termination method for compatible conductors.
The terminal block has a 6 mm width, making it suitable for control cabinets where efficient use of DIN rail space is important. Its asymmetrical design helps prevent mounting and wiring errors, while the SNA connection technology is designed to reduce the need for retightening associated with vibration and thermal cycling.
Typical Applications
- Industrial electrical control panels.
- Machine building and industrial automation.
- Process control and instrumentation systems.
- Electrical switchgear and control cabinets.
- DIN rail wiring and distribution systems.
- Industrial machine control equipment.
- Compact panel installations requiring ADO and screw-clamp connections.
