IINDICATOR LIGHTS

15 Series Off-Hook Indicator

The 15 Series off-hook indicator light illuminate when the telephone is off the hook only. These are not equipped with switchboard lamps, which must be ordered separately.

15E-03

15 Series
15D-50	Off-hook indicator without lamp	White Lens
15E-50	Off-hook indicator without lamp	Ruby Lens	image
15G-50	Off-hook indicator without lamp	Amber Lens
15H-50	Off-hook indicator without lamp	Blue Lens
Colors (-xx):	Ivory = (50)

12A1

Switchboard Lamps
12A1	12V DC switchboard lamp
24E1	24V DC switchboard lamp
48C	48V DC switchboard lamp
Colors (-xx):	Ivory = (50)

21 Series Ringing Indicator

The 21 Series ringing indicator lights illuminate when the telephone rings only. These are equipped with neon lamps. Replacement lamps may be ordered separately.

21B-03

21B-xx	Ringer indicator with lamp, 0.4B REN	Clear Lens	image
21C-xx	Ringer indicator with lamp, 0.4B REN	Amber Lens
21H-xx	Ringer indicator with lamp, 0.4B REN	Blue Lens
Colors (-xx):	Black = (03), Ivory = (50)

20C-50

Modular Ring Indicator
20C-50	Ring indicator - modular, 0.4B REN	Amber Lens	image

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