Webasto Bus Heaters

All Johnson & Towers and Johnson Truck Center Locations support Webasto, Click here to find contact information for the Branch closest to you

Output Fuel Type Fuel Consumption(Reduced/Full) Rated Voltage Power Consumption (Reduced/Full) Dimensions LxWxH Weight

COOLANT HEATING

TSL 17
17,200 Btu/h Diesel Gasoline B20* .08 gal/h
.16 gal/h
12 or 24 2.6 Amps
3.8 Amps
9-1/8" x 4-1/8" x 6-7/16" 7 lbs
Scholastic Heater
45,000 Btu/h(13.1Kw) Diesel .04 gal/h 12V 9.5 Amps at 12V w/ coolant pump 23" x 8-1/16" x 10" 33 lbs with enclosure 65 lbs

FORCED AIR HEATING

Air Top 3500 ST
From 5,100
to 12,000 Btu/h
Diesel #1, #2, Arctic From .04 gal/h
to .06 gal/h
12V From 1 Amp
To 3 Amps
Start 6.7 Amps
16-3/4" x 5-13/16" x 5-13/16" 13.2 lbs

ACCESSORIES

Scholastic Diagnostics Test Box
Webasto's diagnostic capabilities let you manually control the heater to test components while actually operating the system
TSL Diagnostic kit
This Kit allows you to connect a PC to the heater and perform diagnostics.
Scholastic NOI Timer
Set this timer to your specific needs and let it do the rest. this 7-day NOI(no operator interface) timer has a battery backup and will hold its memory if the vehicle battery is disconnected, and recharge when 12 volt power is restored
Scholastic Digital Timer
Optional with the Scholastic Heater, our timer allows you to automatically start the heater any time of the day or night.

*Approved for use with 5% PME. May be used with 20% PME with reduced service life.
** Approved for use with 5% PME.

All Johnson & Towers and Johnson Truck Center Locations support Webasto, Click here to find contact information for the Branch closest to you