BossFamilyBrochure

dead of winter?
wide open job site?
you got this.

boss™

high cfm direct fired series

big heat

Push big heat into large, wide open job sites with the Boss™ heater series.
With high CFM and 99% fuel efficiency this direct fired series has countless
construction and industrial applications.

Easy to access,
transport & store
Never flat wheels
Heavy-duty handle

10-side case Stands on end Stackable
for easy inside-out access

Streamlines operation even as the job site changes with built-in features like:
Quickswitch™ Dual Fuel
LP or NG
Onboard voltmeter
Thermostat control
Diagnostic light

When space is up to temp, make heated air worked harder using only the unit’s
fan in vent mode.

Vent mode feature
moves air like a fan

product specs Accessories

BossTM 400 DF 1000 DF 400 Model
• Regulator (DF), 500-25141
Btu/h Rating 400,000 1,000,000 • Gas hose, 3/4 in. x 15 ft., 500-25965
blower fan Output (CFM) 2,500 5,000 1000 Model
heat type direct fired* • Regulator LP (1st stage), 132235
Fuel Type Dual Fuel – LP/NG direct fired* • Regulator LP (2nd stage), 132046
Ignition type spark Dual Fuel – LP/NG • Regulator NG (2 PSIG min. inlet), 132136
Fuel Consumption LP Gas min./max. (lbs./hr.) 18.56 • Gas Hose, 1 in. x 15 ft, 132047
spark
46.3

Fuel Consumption Nat. Gas min./max. (cu.ft./hr.) 400 1,000

Inlet Gas Pressure LP min./max. (in w.c.) 7”/13.5” 7”/13.5”

Inlet gas pressure ng min./max. (in w.c.) 7”/13.5” 7”/13.5”

Amps (starting/continuous operation) 27.2/7.1 23.2/8.4

Electric supply (volts/hz/phase) 120/60/1 120/60/1

Motor horsepower 1/2 hp 1 hp
Length (IN.) 49 7/8” (with handle) 65 (with handle)
Width (IN.)
Height (IN.) 21.25 31
unit weight (lbs.) 22.5 23.25
built-in volt meter 125.0 300.0
built-in thermostat yes yes
vent mode yes yes
yes yes

ductable no no

omni certified u.s./canada ANSI Z83.7-2017 / CSA 2.14-2017 ANSI Z83.7-2017 / CSA 2.14-2017
* For use in self-ventilated area only. TWO YEAR WARRANTY

CA RESIDENTS:

Download our free Heat Calculator app to
quickly determine the optimal number of
heaters needed for your space.

World Provider of Innovative Heating Solutions

411 Mason Street, Onalaska, WI 54650 OMFAUD.ES.IN&UIMSAPORTED PARTS © 2019 L.B. White Co.
(800) 345 7200 All rights reserved.
(608) 783 5691
(608) 783 6115, fax All specifications are subject
www.lbwhite.com to change without notice.