Friedrich SH20M30B 20,000 BTU Hazardgard Series Air Conditioner

$3,449.00 /Each

Product Overview

The Friedrich Hazardgard series is specifically designed to cool living quarters, storage areas, and other enclosures situated in hazardous locations where volatile flammable liquids or gases are handled or stored. For over 30 years, Friedrich Hazardgard air conditioners have proven their reliability in some of the toughest operating conditions worldwide, trusted by professionals who require dependable performance.

Key Features:

  • Direct Wired Connection: Utilizes a direct-wired, 15-amp circuit with a time-delay fuse to tolerate surge currents without tripping the breaker.

  • Hermetically Sealed Compressor: Features a reciprocating compressor with hermetic sealing, allowing it to operate efficiently in high outdoor temperatures.

  • Heavy 20 Gauge Steel Construction: Built from robust 20-gauge steel for durability and longevity in harsh environments.

  • Enclosed Fan Motor: Equipped with a larger, commercial-grade fan motor that is hermetically sealed for arc-free operation and efficiency under adverse electrical conditions.

  • Permanent Split Capacitor: Ensures efficient operation of the compressor and fan motor.

  • Hermetically Sealed Refrigeration System: Provides reliable cooling performance in hazardous conditions.

  • Environmentally Sealed Controls: Includes an on/off switch and gold-plated contacts in the thermostat for corrosion resistance.

  • Solid-State Control Relays: Ensures reliable operation of the compressor and fan.

  • Hot Gas Bypass: Allows operation at low ambient temperatures down to 45°F without freezing.

  • Diamonblue Technology: Anti-corrosive treatment on all metallic surfaces for enhanced endurance in coastal or corrosive environments.

Durability and Certifications:

  • Designed and tested to meet rigorous standards:
    • MIL-C-46168 Chemical Agent Resistance -DS2, HCI Gas
    • CID A-A-52474A (GSA)
    • MIL-STD 810F, Method 509.4 (Sand and Dust)
    • MIL-P-53084 (ME)-TACOM Approval
    • MIL-DTL-12468 Decontamination Agent (STB)
    • DPG (Douglas Proving Grounds) Soil & Water Exposure Tests
    • GM9540P-97 Accelerated Corrosion Test (120 cycles)
    • ASTM B117-G85 Modified Salt Spray (Fog) Testing-2,000 hours
    • ASTM B117 Salt Spray (tested by ARL for Lockheed Martin)
  • Certifications:
    • UL LISTED for CLASS 1, DIV 2, GROUPS A, B, C and D
    • CERTIFIED in accordance with ISA 12.12.01 and NFPA 70 (NATIONAL ELECTRIC CODE), ANSI/UL 484 Room Air Conditioners
    • KSA registered model tested in accordance with SASO 2681


  • Height: 17 15/16"
  • Width: 25 15/16"
  • Overall Depth (A): 27 3/8"
  • Depth J Box to Louvers (B): 6"
  • Minimum Extension into Room: 3 1/16"
  • Minimum Extension Outside: 16 15/16"
  • Window Width Minimum - Maximum: 27 7/8 - 42"
  • Thru-The-Wall Finished Hole Height: 18 3/16"
  • Thru-The-Wall Finished Hole Width: 26 3/16"
  • Thru-The-Wall Finished Hole Maximum Depth (C): 6"
  • Circuit Rating Breaker or T-D Fuse: 250 Volt - 15 Amp
Attribute nameAttribute value
universal group
TypeAir Conditioner
Installation TypeWindow
Unit Dimension27.375"D x 17.938"H x 25.938"W
Energy star ratedNo
Fan SpeedsVariable
Filter AccessHinged door for easy maintenance
24 Hour TimerNo
Window Width (Min.)(in.)27.875
Window Width (Max.)(in.)42
Circuit Breaker Size (Amps)15
Includes Heat ModeNo
Cooling BTUs21000
Cooling Amps9.4
Cooling Watts6150
Energy Saver ModeNo
Remote ControlNo
Sleep ModeNo
Plug TypeHardwire
Auto Shut offNo
Window Mounting Kit IncludedYes
Vent LocationTop air discharge
Refrigerant TypeR410A (Not for Sale in CA or WA)
Air Condition
ConnectivityBuilt-In WiFi
Resources and Downloads for - DJIOSH20M30B

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