| Switch No. 2A
General purpose wall mounted slide switch
Double pole, locking,
change over action.
Screw terminals.
Drawing - 90932.
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| Switch No. 3 A lever type switch with
a toggle action.
It has a 2C non-locking action and is rated at 3amps, 250vac.
Solder lug connections.
Drawing - CD1352.
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| Switch No. 4 A lever type switch,
spring biased, S.P.S.T.
Rated at 3amps, 250vac.
Drawing - CD1353.
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| Switch No. 5 Basic encapsulated
switch that can be mounted to a flat surface with two screws.
Single pole, non-locking, change over contact set with three solder tags.
Specification - S597.
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| Switch No. 5A Basic encapsulated
switch that can be mounted to a flat surface with two screws.
Single pole, non-locking, change over contact set with three solder tags.
Wires terminated on spade tags.
Drawing - CD1511.
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| Switch No. 5A-1 Used in Telephone No. 706, Telephone
No. 711 & Telephone No. 741.
Single pole, non-locking, change over.
Fitted with a Plunger, Switch Part 1/DPL/372.
Wires terminated on spade tags.
Uses Labels No. 358, which are fitted
to the Plunger, Switch. In the picture the brown piece is the Label
No. 358 and the Plunger, Switch is the white piece underneath.
Superseded by Switch No. 5A-3.
Drawing - 91267.
Ericsson Part - N93266A.
Click here for more information
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| Switch No. 5A-2 Used in Telephone No. 706, Telephone
No. 711 & Telephone No. 741.
Single pole, locking, change over.
Fitted with a Plunger, Switch Part 2/DPL/372.
Wires terminated on spade tags.
Uses Labels No. 358, which are fitted
to the Plunger, Switch.
Superseded by Switch No. 5A-3.
Drawing - 91267.
Ericsson Part - N93226B.
Click here for more information
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| Switch No. 5A-3
Used in Telephone No. 706, Telephone
No. 711 & Telephone No. 741.
Single pole, non-locking, change over.
Wires terminated on spade tags.
Drawing - 91503.
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| Switch No. 5A-4
Used in Telephone No. 710,
Telephone No. 711, Telephone
No. 740 & Telephone No. 746.
Single pole, non-locking, change over.
Wires terminated on spade tags.
The early version is fixed to the switch hook frame by means of a screw
whilst the later version is fixed by means of a lug.
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Early version
Later version
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| Switch No. 5A-4A Switch No. 5A mounted
on Part No. 1/DBR/377.
Wires terminated on spade tags.
For use only at non-multiple stations on HES No. 3 and 4 systems.
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| Switch No. 5A-7
Used in Telephone No. 713.
Single pole, non-locking, change over.
Wires terminated on spade tags.
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| Switch No. 5A-8 Used in Control Unit
Q537 (HES 4).
Includes one Switch No. 5A.
Single pole, locking, change over.
Wires terminated on spade tags.
Made by ETL.
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| Switch No. 5A-9 Single pole, locking, change over.
Includes one Switch No. 5A.
For use on Telephone No's 746 or 740 (and maybe Telephone No. 736).
Wires terminated on spade tags.
Click here for more information
Superseded by the Switch No. 23A.
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| Switch No. 6 Lever type, toggle
action. Solder lug conns.
D.P.S.T. type.
Rated at 3amps, 250vac.
Drawing - CD1457.
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| Switch No. 7 Lever type, toggle
action. Solder lug conns.
D.P.D.T. type.
Rated at 3amps, 250vac.
Drawing - CD1458.
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| Switch No. 8 Flameproof switch used to
isolate the bells on Telephones No. 266 and 702.
This switch is operated by a removable triangular headed key.
Dimensions - 5.75" high x 3.5 wide.
Weight - 6lbs.
Drawing - CD1537.
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| Switch No. 10A, B & C Bank of switches
used on Switchboard keyshelves.
Single pole, non-locking, make.
Fitted with:-
A - 5 x Switches No. 16A-1.
B - 6 x Switches No. 16A-1.
C - 10 x Switches No. 16A-1.
Drawing - CD1923.
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| Switch No. 11A Toggle switch.
Drawing - CD2046.
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| Switch No. 13A Single pole, changeover
switch.
Used on various switches.
Drawing - CD2231. Specification -
S896.
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| Switch No.13A-1 Used in Telephone No. 712.
Single pole, non-locking, change over. Wires terminated on spade
tags. Comprises of a Switch No. 13A with a transparent press-button marked
"PRESS".
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| Switch No. 13A-2 Used in Telephone No. 722.
Single pole, non-locking, change over.
Wires terminated on spade tags.
Comprises of a Switch No. 13A on moulded bracket, with a press lever.
Drawing - 92805.
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| Switch No. 14AN Wall mounted switch.
The Switch No. 14AN is used to operate Subscribers Controlled Transfer facilities.
Engraved with the words "Transfer", "ON", and "OFF". Double pole, double
throw. Drawings - CD2091 and 92296.
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| Switch No. 15A A flush fitting, 2
pole, 3 position, sliding switch which is rated 100v at 5amps.
Made by Highland Electronics Ltd, their part No. 728,
Drawing - CD2138. |
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| Switch No. 16A-1 Switch used on
Switches No. 10.
Requires a Part No. 1/DPL/1008 Colour.
Drawing - CD2162.
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| Switch No. 18A Used on Key No. 1901.
Drawing No. 92655.
Made by Plessey, their Part No. N109717.
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| Switch No. 19A Single pole, non-locking, change over.
Drawing - CD2231.
Specification - S1574.
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| Switch No. 19A-1
Auxiliary switch used in Telephone No. 722 and Telephone No. 776.
Single pole, non-locking, change over.
Operated by the gravity switch hook.
Wires terminated on spade tags.
Fitted in place by means of the plate and 8BA screw.
Drawing - 92804.
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| Switch No. 19B-1
Auxiliary gravity switch.
Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746.
Single pole, non-locking, change over.
Wires terminated on spade tags.
Superseded by Switch No. 36B-1.
When used on a Telephone No. 741 a Kit No. 166A is also required.
Drawing - 92998.
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| Switch No. 19C-1
Auxiliary gravity switch.
Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746.
Treble pole, non-locking, change over.
Wires terminated on spade tags.
Superseded by Switch No. 36C-1.
When used on a Telephone No. 741 a Kit No. 166A is also required.
Drawing - 92998.
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| Switch No. 19D-1
Auxiliary gravity switch.
Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746.
Double pole, non-locking, change over.
Wires terminated on spade tags.
Superseded by Switch No. 36D-1.
When used on a Telephone No. 741 a Kit No. 166A is also required.
Drawing - 92998.
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| Switch No. 20A and 20F Switch for use on
Telephone-Units and PCB's.
One make and one change over contact.
Switch No. 20A was used on Telephone Unit D92732 etc (Telephone 746)
Switch No. 20F was used on Telephone Unit D93458 etc (Compact).
These switches were operated by the gravity switch hooks.
Introduced in 1967.
Drawing - CD2229.
Specification - S1012.
The Switch No. 20A has a lever bracket fixed to the switch body, whilst
the Switch No. 20F has no lever bracket fitted.
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| Switch No. 20B and 20C Switch for use on
PCB's.
One make and one change over contact.
Operated by the gravity switch hooks.
Used on Telephone Unit D93050 (Trimphone)
Introduced in 1968.
Drawing - CD2246.
Specification - S1013.
Both Switches have no lever bracket fitted.
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| Switch No. 20D
Used in the Telephone No. 745.
Single pole, non-locking, C/O.
This is an additional gravity switch.
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| Switch No. 21A A replacement switch
for the Ohmmeter No. 18A.
Requires a Press-Button X.
Licon switch type 16-404.
Drawing - CD2461.
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| Switch No. 22A Mains power switch
enclosed in a metal case.
A two position switch marked "MAINS" and "MAINS STANDBY".
Drawing P/TC614.
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| Switch No. 23A and
23B Used in Telephone No. 740 and Telephone No. 746.
No. 23A - Single pole, locking, change over.
No. 23B - Two sets of single pole, locking, change over.
Wires terminated on spade tags.
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| Switch No. 25A Used use with
Press-Button Y.
Includes:-
Switch No. 13A or 19A.
Part No. 1/DBR/672.
Part No.
1/DLE/84.
Drawing - CD2529.
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| Switch No. 26A-1
Used with the Telephone No. 745.
Single pole, locking, change over.
Miniature toggle switch.
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| Switch No. 27A-1
Used with the Telephone No. 745.
Single pole, non-locking, change over.
Wires terminated on spade tags.
Button is printed with the word "press".
Came as a kit of parts.
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| Switch No. 30A-1
Used in the Telephone No. 776.
Single pole, non-locking, change over.
Wires terminated on spade tags.
Labelled with the words "Call".
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| Switch No. 31B
Fitted to LST No. 4 (all models).
Always ensure that the B variant is fitted (identified by the red button)
as the A variant tended to stick and not release.
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| Switch No. 35A-2
Used in the Telephone No. 776
Single pole, locking, change over.
Wires terminated on spade tags.
Bell On/Off switch - similar to switch shown except for different
legend.
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| Switch No. 36A-1
Auxiliary gravity switch. Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746. Single pole, non-locking, change over.
Wires terminated on spade tags.
When used on a Telephone No. 741 a Kit No. 166A is also required. Superseded Switch No. 19B-1
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| Switch No. 36B-1
Auxiliary gravity switch. Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746. Double pole, non-locking, change over.
Wires terminated on spade tags.
When used on a Telephone No. 741 a Kit No. 166A is also required. Superseded Switch No. 19C-1
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| Switch No. 36C-1
Auxiliary gravity switch. Used in Telephone No. 740, Telephone
No. 741 and Telephone No. 746. Treble pole, non-locking, change over.
Wires terminated on spade tags.
When used on a Telephone No. 741 a Kit No. 166A is also required. Superseded Switch No. 19D-1
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| Switch No. 56A This was used on the
Coin Telephones No. 6000 (Moneybox) and No. 28.
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