Models
Bosch 10P Bosch 13P Bosch 16P
Part number TF250 TF325 TF400
Ignition type Standing pilot Standing pilot Standing pilot
Flow rate L/min (25°C rise) 10 13 16
Flow rate L/min (50°C rise) 5 6.5 8
Mj/h 82 100 130
Star rating 4.6 3.9 4.3
Installation External External External
Air supply/ exhaust Natural draft Natural draft Natural draft
Gas type NG/LPG NG NG
Gas supply pressure (kPa)
NG: 1.13 – 3.0 NG: 1.13 – 3.0 NG: 1.13 – 3.0
LPG: 2.75
Min. water pressure for max.
flow (kPa)
NG: 90 NG: 100 NG: 150
LPG: 55
Max. allowable inlet water
pressure (kPa)
1200 1200 1200
Min. flow rate (L/min) 5.0 2.0 2.0
Pipe Connection Size
Gas NG (mm) 20 (3/4”) 20 (3/4”) 20 (3/4”)
Gas LP (mm) 15 (1/2”) n/a n/a
Cold Water (mm) 15 (1/2”) 15 (1/2”) 15 (1/2”)
Hot Water (mm) 15 (1/2”) 15 (1/2”) 15 (1/2”)
Unit Dimensions
Height (mm) 845 845 936
Width (mm) 405 405 460
Depth (mm) 265 265 265
Carton weight (kg) 21 22 24
Warranty
Parts and labour 2 years
Heat exchanger 10 years (part only)
Accessories
Heat shield 9 708 061 400.ZG1
Exogel valve (Antifrost)** H707 060 151**
Dimensions
10P (mm) 13P (mm) 16P (mm)
A 405 405 460
B 845 845 936
C 533 533 550
D 240 240 240
1.2.3 Pilot gas hot water systems*
* Pilot range is not available in
New Zealand.
** An exogel valve is
recommended for areas that
drop to 0°C for short periods.
In areas prone to extended
periods of frost and sub-zero
temperatures, only Internal
HydroPower models, external
Highflow models and 32 Series
models are suitable.
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