The 4 Series Surface Mount Line Jack Plates are available as twin secondary, twin PABX Mastered or twin PSTN Mastered Units. Each Plate is supplied with fixings but no Back Box.
- 4/1A Twin Master unit flush mount
- 4/2A Twin PABX Master unit flush mount
- 4/3A Twin Secondary unit flush mount
- Complete with fixings but without a back box.