Submittal Sheet

Bosch Thermotechnology Corp. reserves the right to make changes without notice due
to continuing engineering and technological advances |
BTC 741008301 E | 10.2014
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Engineering Submittal Sheet
C1210ESC
Tankless Water Heater
Bosch Thermotechnology Corp.
Londonderry, NH • Ft. Lauderdale, FL
Clearances
W2
W1
Top View Front View
W1
W4
W1
W3
W5
Description Unit
Minimum
clearance
Side clearance W1 Inch 1
Front clearance W2* Inch 1
Top clearance W3 Inch 12
Floor clearance W4 Inch 12
Rear clearance W5 Inch 0
4 of 7
Operational Data
Unit Value
C 1210 ESC NG / Natural Gas - part number −
7703311072
C 1210 ESC LP / Liquid Propane - part number − 7703411070
Weight LBS 74
Electrical voltage mains VAC / Hz 120 / 60
Power consumption max load A ≤ 2.5
Power consumption idle mA 40
Min. Inlet gas pressure NG / LP Inch W.C. 3.5 / 8
Max. Inlet gas pressure NG / LP Inch W.C. 10.5 / 13
C1210ESC Maximum Output Temperature °F 180
Max. Working pressure PSI 150
Min. Working pressure PSI 30
Min. Activation rate GPM 0.5
Relief valve pressure rating PSI 150
Venting category − IV
Approved vent or combustion air pipe material - United States −
PVC schedule 40, PVC-DWV,
CPVC schedule 40,
ABS-DWV sched. 40
Approved vent or combustion air pipe material - Canada
−
CSA or ULC certifi ed only
(ULCS636)
* 24 inches recommended for servicing.