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Bradford White MII Series Commercial Electric water heaters can be manufactured with a choice between two
different types of thermostat control options as follows:
Surface Mounted Thermostats.
Immersion Thermostat (contactor models).
The model number is coded to identify the specific thermostat control system used for a particular unit. Below is
typical model number and coded definitions:
MII50 12 3 SF 018
The wiring code at the end of the model number is used at the factory to facilitate proper construction based on the
electrical characteristics such as voltage, phase, kW rating and amp draw. In the field this information is determined
from the heaters rating plate located on the front of the water heater.
Model Number
Electrical Characteristics
Wiring Code
C-Contactor (Immersion Thermostat)
CF-Contactor w/Fuse (Immersion Thermostat)
S-Surface Thermostat
SF-Surface Thermostat w/Fuse
SC-Surface Thermostat (w/Contactors)
SCF-Surface Thermostat w/Fuse (w/Contactors)
Warranty
kW Rating
Tank
BRADFORD WHITE CORPORATION
200 LAFAYETTE ST. MIDDLEVILLE MI 49333
Model No: MII50123SF018
Serial No: ZB2564812
Cap.
50(gal.)/189.3(liters)
Press:
Test 300(psi), Working 150(psi)
Volts
240
Max Temp 180°
Phase
Three
Amps 29
kW Each 4
Total kW 12
Wattage Rating Based Upon 60 Hz
Typical Rating Plate
Located On Front Of Water Heater
Page 3
GENERAL INFORMATION
3 Elements
3
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