MFH500 Flameless Heater
The MFH500 flameless heater provides safe and reliable heat for Oil and Gas, Mining, Construction, Utility projects and more. Generac Mobile's flameless heat technology delivers heat without an open flame for use in hazard zone areas in which ignitable flames may be present.
POWERFUL
- 3.0 L Isuzu® engine, FT4
- 475,000 BTU output*
- Max temperature output 180° F (82° C)
- 90%+ heater efficiency
- Hydraulic pump loop generates reliable heat in ambient temperatures down to -40° F/C
- 44-hour run time on one fuel fill
SAFE
- Flameless technology produces heat without an open flame
- Safe to use in hazard zones in which ignitable fumes may be present
- Comprehensive safety alarms and shutdowns
- Positive air shutdown to prevent runaway engine
- Lockable cabinet to prevent tampering and theft
- 110% containment of engine fluids
- DOT and Transport Canada compliant
EASY TO USE
- Single-point controls
- Dual outlet ducts allow for separate duct runs and more versatile heating
- Internal duct storage for convenience, ease-of-transport and theft prevention
- Single axle trailer for increased maneuverability
- Roof strobe light indicates operating unit
- Interior cabinet lighting for enhanced visibility during maintenance
- No DEF required
Additional information
| ENGINE SYSTEM | • Isuzu® 4JJ1T • Diesel fueled • EPA Final Tier 4 • 4 cylinder • Series turbocharged • 3.0 L displacement • Power @ 2,000 rpm: 73 hp (54 kW) • Air filter: Dry type cartridge |
|---|---|
| Fuel System | • Fuel tank capacity—gal (L): • Total: 173 (654.9) • Usable: 160 (605) • Fuel consumption rate: 3.55 gph (13.44 Lph) • Minimum run time: 45 hr • Fuel filter: Spin-on |
| Cooling System | • Liquid cooled • Capable of operating at -40 to 100 °F (-40 to 37.8 °C) ambient • Coolant capacity: 6.3 qt (6.0 L) |
| Lubrication System | Oil filter: Spin-on • 500-hr service interval** *Data based on engine manufacturer and field test data after 100-hr engine break-in period. Actual results may vary, according to factors such as age and maintenance of equipment, environmental conditions, and fuel density. For fuel and maintenance recommendations, see owner's manual. **For maximum service interval, replace oil filter after 50-hr break-in period. For oil filter model number, see owner’s manual. |
| HEATER | Type: Flameless, self-contained • Heat produced: Up to 485,000 BTU/hr (142.1 kW/hr) • Temperature range: 120–180 °F (48.9–82.2 °C) • Air flow: 2,650–5,500 ft3 /min (807.7–1,676.4 m3 /min) • Air ducts: Two 12 in (30.5 cm) diameter • Efficiency: Up to 92% • Heat transfer fluid (HTF): • Pump: Variable displacement piston pump • Tank capacity: 14 gal (53 L) • System capacity: 25 gal (95 L) • Hydraulic oil type: Mobile DTE10 ISO VG68 |
| HYDRAULIC LOOP | • Pump: Metaris 63 cc variable displacement piston pump • Two hydraulic oil filters – 9 and 20 microns |
| SAFETY | Positive air shutdown • Self-contained • Automatic shutdown for high hydraulic oil temperature, high hydraulic oil pressure, engine overspeed, low engine oil, low fuel, and low hydraulic oil • 110% containment |
| ENCLOSURE | • Material: Steel with powder coat • Fully lockable – including control box door, service access doors, and fuel fill • Rear storage for two 12-in×50-ft air ducts • Operating and safety decals • Document holder with owner’s manual – includes wiring diagrams |
| TRAILER | • 2-5/16 in ball hitch—adjustable height • Lift jacks • Electric brakes • Transportation tie downs • Forklift tubes • DOT approved lights: Tail, brakes, and directionals • One 6,000 lb (2,721.6 kg) axle • Tires: 16 in (40.6 cm) |
| CONTROLS | Murphy controller • TFT color graphic LCD display with LED backlight • Operating temperature range: -22 to 149 °F (-30 to 65 °C) |
| BATTERIES | Two 12 V, 950 CCA, wet cell batteries |
| OPTIONS | Block heater • Fire extinguisher • Hitch • Spare tire and carrier • Heated fuel filter • 60/40 coolant • Rear stabilizer jacks *Additional options may be available. Contact a sales representative or the factory for current options. |
| WEIGHT | Dry: 5,540 lb (2,513 kg) • Operating: 6,400 lb (2,903 kg) |
| WARRANTY | 1 year, unlimited hours |
