Stem Mounting, Thermal Type – K4100 Series
This series features single and multivolt models in both stem mount and stem mount with a swivel. All models
are equipped with a light level slide adjustment and provide a 1/2"-14 threaded stem. A washer gasket and
locking nut are packaged with each photo control. Models with “M” suffix have heavy duty die cast housings.
Model K4251 and K4253 have photo eye located on top and are designed for spot/flood type fixtures.
Size – K4100 Series - 1-9/16" (4.0 cm) Square, 3" (7.6 cm) Long;
K4200 Series - 1/2"-14 threaded swivel, 1-9/16" (4.0 cm) Square, 5-1/2" (14.0 cm) Long;
Model K4236 - 5-3/4" (14.6 cm) High, 3" (7.6 cm) Diameter.
Model # Watts Tungsten VA Ballast Amps Tungsten Amps Ballast Volts
K4121C 1800 1000 15 8.3 120
K4121M 2000 1800 16.7 15 120
K4421M 1800 1000 15 8.3 120
K4124 3100 1700 15 8.3 208
K4122 3600 2000 15 8.3 240
K4123C 3100-4150 1700-2300 15 8.3 208-277
K4423M*** 3100-4150 1700-2300 15 8.3 208-277
K4133 4150 2300 15 8.3 277
K4127**** 5205 2880 15 8.3 347
K4135* 7200 4000 15 8.3 480
K4136M 2000-4625 1800 16.7 8.6 120 or 277
**K4141C* 3000 3000 25 25 120
* Not UL listed or CSA certified.
** 1 year warranty.
*** Model K4423M replaces K4123M
**** Certified by CSA to US and Canadian Standards.
Stem & Swivel Mounting, Thermal Type – K4200 Series
Model # Watts Tungsten VA Ballast Amps Tungsten Amps Ballast Volts
K4221C 1800 1000 15 8.3 120
K4224 3100 1700 15 8.3 208
K4222 3600 2000 15 8.3 240
K4223C 3100-4150 1700-2300 15 8.3 208-277
K4233 4100 2300 15 8.3 277
K4227*** 5205 2880 15 8.3 347
K4235* 7200 4000 15 8.3 480
K4236C 1800-4150 1000-2300 15 8.3 120 or 208-277
K4251*** 1800 1000 15 8.3 120
K4253*** 3100-4150 1700-2300 15 8.3 208-277
* Not UL listed or CSA certified.
***Certified by CSA to US and Canadian Standards.
UL773A
E42722
5 Year
Warranty
C22.2-55
LR38068
K4121C
K4121M
C22.2-177
LR3730
UL773A
E42722
5 Year
Warranty
C22.2-55
LR38068
K4251
K4236C
K4221C
K4423M
Photo Controls
WEATHERPROOF • ENERGY CONTROLS • PROFESSIONAL LIGHTING • POOL & SPA • SURGE PROTECTION • CONSUMER
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