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Johnson Controls A19 Series Coiled Bulb Space Thermostat

Coiled Bulb Space Thermostat
A19 Series

Wide range temperature control with air coil sensing element.

• Wide temperature range
• NEMA 1 enclosure

Select a link under the "item" tab below to order.

Cat #TypeSwitch ActionRange °F (°C)Diff F°(C°)Bulb and CapillaryRange AdjusterMax Bulb Temp °F (°C)
A19BAB-3CVENTILATING, HEATINGSPST, Open High35 to 95 (0 to 35)3 (1.7) Fixed1 3/8 in. x 2 1/4 in. CoiledKnob140 (60)
A19BAC-1CVENTILATING, HEATINGSPDT30 to 110 (-1 to 43)3 1/2 (1.9) Fixed1 3/8 in. x 2 1/4 in. CoiledConvertible140 (60)
A19BAF-1CVENTILATING, HEATINGSPDT30 to 110 (-1 to 43)1 1/2 (0.9) Fixed1 3/8 in. x 2 1/4 in. CoiledKnob140 (60)
A19BBC-2C 1COOLINGSPDT-30 to 100 (-34 to 38)3 to 12 (1.7 to 7)1 3/8 in. x 2 1/4 in. CoiledConvertible140 (60)
Motor Ratings VAC 120 208 240
A19BAB, A19BAC
AC Full Load A 16.0 9.2 8.0
AC Locked Rotor A 96.0 55.2 48.0
Non-Inductive or Resistance Load A1 (Not Lamp Loads) 22 A,
120 to 277 VAC
Pilot Duty – 125 VA, 24 to 600 VAC
A19BAF
AC Full Load A 6.0 3.4 3.0
AC Locked Rotor A 36.0 20.4 18.0
Non-Inductive or Resistance Load A (Not Lamp Loads) 10 A,
120 to 277 VAC
Pilot Duty – 125 VA, 24 to 277 VAC
COOLING - A19BBC
AC Full Load A 16.0 9.2 8.0
AC Locked Rotor A 96.0 55.2 48.0
Non-Inductive or Resistance Load A1 (Not Lamp Loads) 22 A,
120 to 277 VAC
Pilot Duty – 125 VA, 24 to 600 VAC


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