GEC K8393 & K8394

PRIVATE AUTOMATIC EXCHANGES
D.C. RINGING, 12 VOLT, UNISELECTOR TYPE

K 8393
This unit has an ultimate capacity for 15 lines, but can be equipped initially for as few as 5 lines. It is arranged for fixing on a shelf or table. The whole switchboard mechanism is mounted on a steel framework fixed to a substantial hardwood base and is suitably protected against dust or damage by a cover of pressed steel.

K8393 - 15 line pictured to the right.

K 8394
This unit has an ultimate capacity for 25 lines, but can be equipped with as few as 10 lines. It can be fixed on a shelf or table, but is particularly adapted for wall uniting, the backboard being provided with battens for this purpose. The apparatus on a metal framework hinged to the backboard so that it can be swung forward for inspection of the wiring, etc. It is suitably protected against dust or damage a wood cover.

K8394 - 25 line pictured to the right.

Cat No.	No. of lines	Weight (lbs)	Dimensions (ins)
K8393	5	48	18.75 x 13 x 8.5
K8393	10	52	18.75 x 13 x 8.5
K8393	15	58	18.75 x 13 x 8.5
K8394	10	76	23.25 x 16 x 10.5
K8394	15	79	23.25 x 16 x 10.5
K8394	20	92	23.25 x 16 x 10.5
K8394	25	94	23.25 x 16 x 10.5

Telephone instruments suitable for use with these boards are K8389 & K8390.

A triple conductor is necessary to connect the instruments to the switchboard.

Last revised: August 01, 2025

FM2