Use promocode "SAVE2" at checkout. Click here for details
Abe's March Madness Sale!

FRIEDRICH Hazardgard(R) SH20M50A

SKU #: FRISH20M50A | Part #: SH20M50A
  • Brand New, USA Warranty.
  • Click Here To See Our Return Policy.

Free Shipping!

Availability: Available

Abe's Price:


Add to Cart

(B)Proven performance in the most challenging environments(/B)(BR)(UL)(LI)(B)UL Listed for Class 1, Division 2, Groups A, B, C and D(/B)(/LI)(LI)(B)Certified in accordance with ISA 12.12.01 and NFPA 70 (National Electric Code), ANSI/UL 484 Room Air Conditioners(/B)(/LI)(LI)(B)KSA Registered and tested in accordance with SASO 2681(/B)(/LI)(/UL)(P) For more than three decades, global industry and high-tech leaders have trusted Hazardgard to provide commercial-grade cooling under the harshest conditions. You'll find durable, reliable Hazardgard room air conditioners on oil rigs and military bases, in manufacturing companies and processing plants - anywhere hazardous materials are used. Hazardgard is specifically designed to cool spaces where volatile, flammable liquids and gases are used, within enclosed systems or containers, or under extreme temperatures. (BR)(BR)(/P)(BR)(B)Temperature Classification(/B)(BR)(P)Electrical equipment, like hazardous location air conditioners, that may be exposed to specific, hazardous gases or vapors in the area where it will be used, cannot reach temperatures that exceed 80% of the auto-ignition temperature of those gases or vapors. Hazardgard has a T4 rating which means that it's surface temperature should not exceed 135(degree)C or 275(degree)F. (Note: 50/60Hz model listed as T4A for surface temperatures to 120(degree) C/248(degree) F).(/P) (P)MODELS SH15M30A, SH20M30A, SH20M50A(/P)(UL)(LI)DiamonBlue(TM) Advanced Corrosion Protection on the outdoor coil protects the coil against deterioration and extends the life of the unit especially in coastal or corrosive environments (/LI)(/UL)(P)ElectroFin(R) 5-stage, immersion ecoat process on 100% of metallic surfaces on the outdoor coil provides outstanding corrosion resistance protection in coastal or corrosive environments. (MODEL SH24M20)(BR)(BR)(BR)(BR)(BR)(BR)(BR) (/P)(P)A. Unit depth is 27 3/8 inches.(/P)(P)B. Depth of junction box to louvers is 6 inches.(/P)(P)C. Maximum wall depth of the thru-the-wall finished hole is 6 inches(/P) (B)Durable, Reliable and Safe(/B)(BR)(P)Robust engineering, commercial-grade components and extensive field testing show that Hazardgard provides the durability and safety required in hazardous locations. See the complete features list for details on what makes Hazardgard the best choice in tough operating environments.(/P)(B)Harsh Environments Demand Hazardgard(/B)(BR)(P)Hazardgard is ideal for:(/P)(UL)(LI)Offshore oil rigs, onshore oil company offices and refineries(/LI)(LI)Petrochemical sites and propane fill-up stations(/LI)(LI)Paint and varnish storage or processing plants(/LI)(LI)Grain alcohol processors or storage sites(/LI)(LI)Plant areas using strong solvents or chemicals(/LI)(LI)Munitions plants or armories(/LI)(LI)PVC or plastics plants and processing points(/LI)(LI)Recycling plants(/LI)(LI)Furniture refinishing/stripping workshops(/LI)(LI)Fertilizer plants(/LI)(LI)Office complexes where methane is a by product(/LI)(LI)Hazardous materials storage(/LI)(LI)Container Lab(/LI)(LI)For analyzer houses/shelters(/LI)(LI) New Luvata coil coating (model SH24M20 only)(/LI)(/UL)(P)Electrofin Benefits:(/P)(UL)(LI)excellent adhesion characteristics(/LI)(LI)Less than 1% thermal degradation(/LI)(LI)Outstanding chemical resistance(/LI)(LI)passed 6048 hrs. ASTM B-117 Salt Spray(/LI)(/UL)(P)Electrofin meets the following:(/P)(UL)(LI)MIL-C-46168 Chemical Agent resistance -DS2, HCI Gas(/LI)(LI)CID A-A-52474A (GSA)(/LI)(LI)MIL-STD 810F, Method 509.4 (Sand and Dust)(/LI)(LI)MIL-P-53084 (ME)-TACOM Approval(/LI)(LI)MIL_DTL-12468 Decontamination Agent (STB)(/LI)(LI)DPG (Douglas Proving Grounds) Soil & Water exposure Tests(/LI)(LI)GM9540P-97 Accelerated Corrosion Test (120 cycles)(/LI)(LI)ASTM B!!&-G*% Modified Salt Spray (Fog) Testing-2,000 hours(/LI)(LI)ASTM B!!& Salt Spray (tested by ARL for Lockheed Martin)(/LI)(/UL)(B)Installation(/B)(BR)(P)Hazardgard can be installed in a window or thru-the-wall, provided the wall depth meets specifications. See the specifications by model for details.(/P) (B)Available in cooling-only models(/B)(BR)(UL)(LI)(B)Cooling from(/B): 14500-24000 Btu(/LI)(/UL)(UL)(LI)(B)Comfort and Durability(/B)(BR)(UL)(LI)Permanent split capacitor motor(/LI)(LI)Solid-state control relays for compressor and fan operation(/LI)(LI)Hermetically sealed refrigeration system(/LI)(LI)Environmentally sealed on/off switch and gold-plated contacts in thermostat resist corrosion(/LI)(LI)Hot gas bypass allows the air conditioner to operate at outdoor ambient temperatures as low as 7 C/45(degree) F without freezing(/LI)(LI)Hermetically sealed reciprocating compressor is cooled during the refrigeration cycle, which allows the unit to tolerate higher outdoor temperatures up to (BR)55 C/130 F(/LI)(LI)Larger, commercial-grade, enclosed fan motor with hermetically sealed overload for arc-free operation. It's totally enclosed to assure efficient operation under adverse electrical conditions.(/LI)(LI)Unit utilizes direct-wired, 15-amp circuit with time-delay fuse that tolerates surge current without tripping the breaker(/LI)(LI)22-gauge, G60 steel air conditioner cabinet is powder coated for corrosion protection and to withstand years of hard use(/LI)(/UL)(/LI)(LI)(B)Sound-Reduction Technology(/B)(BR)(UL)(LI)Steel inner wall blocks noise(/LI)(LI)Vibration-isolating design and components diminish operating sound levels(/LI)(LI)High density EPS foam insulation for thermal resistance and sound control(/LI)(/UL)(/LI)(/UL)(UL)(LI)(B)Maintenance and Installation(/B)(BR)(UL)(LI)Slide-out chassis for more permanent installation and easier access for maintenance(/LI)(LI)Installs in a window or thru-the-wall(/LI)(LI)Same sleeve dimensions for 20+ years for easy replacement(/LI)(/UL)(/LI)(LI)(B)Energy Management and Compliance(/B)(BR)(UL)(LI)Hazardgard meets T4 temperature classification means unit surface temperatures will not rise above 135(degree) C/275(degree) F. (note: 50/60Hz model listed as T4A for surface temperatures to 120(degree)C/248(degree)F)(/LI)(LI)Operates at low ambient conditions without freezing at outdoor ambient temperatures as low as 7(degree) C/45(degree) F(/LI)(LI)Tolerates higher outdoor temperatures up to 55(degree)C /130(degree)F(/LI)(LI)Equipment is certified in accordance with ISA 12.12.01 and NFPA 70 (National Electric Code)(/LI)(LI)Class I, Div. 2, Group A and Group B Class I, Zone 2, Group IIC(/LI)(LI)Class I, Div. 2, Group B Class I, Zone 2, Group IIB plus hydrogen, or "+H2"(/LI)(LI)Class I, Div. 2, Group C Class I, Zone 2, Group IIB (/LI)(LI)Class I, Div. 2, Group D Class I, Zone 2, Group IIA(/LI)(LI)Equipment is certified in accordance with ANSI/UL 484 and SASO 2681(/LI)(/UL)(/LI)(LI)(B)Safety and Security(/B)(BR)(UL)(LI)Aluminum grille(/LI)(LI)Insect barrier(/LI)(LI)EntryGard anti-intrusion protection secures chassis to sleeve with steel retaining wire to deter kick-in intrusion(/LI)(/UL)(/LI)(LI)(B)Health and IAQ(/B)(BR)(UL)(LI)Washable, antimicrobial air filter(/LI)(/UL)(/LI)(/UL)


Model SH20M50A
Cooling Capacity (Btu/hr) 19500/19100
Heating Capacity (Btu/hr) n/a
EER 9.0/9.0
Energy Star Qualified
Unit Height 17 15/16"
Unit Width 25 15/16"
Unit Dimensions
Height 17 15/16"
Width 25 15/16"
Window Dimensions
Min. height
Min. width
Max. width
In-Wall Installation
Opening height n/a
Opening width n/a
Max. wall depth n/a
Additional Measurement Information
Depth J Box to Louvers
Min. Extension Into Room
Min. Extension Outside
Detailed Electrical Information
Circuit Rating Breaker or T-D Fuse
Cooling Amps
Cooling Watts
Air Circulation cubic feet per minute
Air Direction Controls
Moisture Removal pints/24 hours
Net Weight lbs
Shipping Weight lbs
f:null --f2:null