Product Model and Features
SH-NKT12(1-1)B
- DC 12 V supply
- Dedicated call-button and audio wiring
- Enclosed module with colour-coded leads

Product Information and Specifications
| Model | NKT12(1-1)B |
|---|---|
| Rated voltage | DC 12 V |
| Call-button wiring | Brown: EB2; Blue: EB1 |
| Audio wiring | Yellow: L; Orange: R |
| Power wiring | Black: GND (−); Red: DC 12 V (+) |
Before Ordering
Frequently Asked Questions
What is the model of this product?
The commercial model is SH-NKT12(1-1)B.
What should be matched before ordering?
Match the full model marking, physical layout, connectors and installed equipment requirements.
Can a similar-looking part be used instead?
Appearance alone is not sufficient. Use the exact model and the applicable equipment documentation when selecting a replacement.