Hoffman N280426G050 4000 BTU/HR 230 Volt Sealed Enclosure Cooling Air Conditioner
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Manufacturer Hoffman Engineering
Mfg Catalog # N280426G050
North Coast Part # 1099505


  • Narrow design accommodates 12-inch (300-mm) deep cabinets
  • Attractive industrial design with minimal use of visible fasteners
  • Cleanable, reusable aluminum mesh filter protects coils for maximum cooling performance
  • R407c and R134a refrigerants
  • Models for 115, 230 and 400/460 3-phase VAC power input
  • Outdoor model operating temperature range from -40 F/-40 C to 131 F/55 C (125 F/52 C on N28 Series)
  • Reliable mechanical thermostat on enclosure side of the unit; indoor air conditioner models include digital display on ambient side
  • Energy efficient rotary compressor on N36 and N43 models
  • Energy efficient reciprocating compressor on N28 models
  • Dust-resistant condenser coil allows the unit to be run filterless in most applications


  • Height (H) (inch): 28
  • Height (H) (millimetre): 711.2
  • Width (W) (inch): 11.5
  • Width (W) (millimetre): 292.1
  • Depth (D) (inch): 14
  • Depth (D) (millimetre): 355.6
  • Nominal Capacity Btu/h (British thermal unit per hour): 4,000
  • Nominal Capacity Watts (watt): 1,172
  • Nominal Voltage (volt): 230
  • Voltage AC (volt): 200-250.00
  • Operating Temperature (degree Fahrenheit): -40-125.00
  • Operating Temperature (degree Celsius): -40-52.00
  • Max Current (ampere): 5
  • Protection Rating: NEMA Type 4
  • Remote Access Control: No
  • Material: Mild Steel
  • Finish: Powder Coated
  • Color: Light Gray
  • Color Code: RAL 7035
  • Thickness (T) (gauge): 18
  • Thickness (T) (millimetre): 1.21
  • Weight (pound): 84
  • Weight (kilogram): 38
  • Mechanical Advantage: Galvanized Sheet Metal Standard (Optional: Stainless Steel)
  • NEMA Rating: 4 Watertight
  • Sub Brand: SpectraCool
  • Voltage Rating: 200 - 250 VAC


GTiN 00783510219178
Width 11.5 in
Color RAL 7035 Light Gray/Semi-Textured Powder Coated
Voltage 250 Volt
Type Narrow, Compact
Applications For Industrial Automation, Waste Water Treatment Systems, Package Handling Equipment, Security and Defense Systems
Depth 355.6 mm
Height 28 in
Weight 84 lb
Standard CE,IP 34 On External Loop,IP 56 Internal Loop,Telcordia GR-487 Capable (Outdoor),UL/cUL Listed; Type 12, 3R, 4; 4X Optional; File No. SA6453
Wattage 1172 Watt
Family Brand Name Hoffman
BTU Hour 4000 BTU
Max Current 5.0 A
Max Temperature 125 degrees F
Min Temperature -40 degrees F
Sub Brand Spectracool
Product UPC 78351021917
Material Stainless Steel
Temperature Rating -40 to 125 F
Enclosure Type NEMA 4X, IP34, IP56
Power Rating 1172 W
Control Type Mechanical Thermostat
Blade Dimensions 11-1/2 in W x 14 in D x 28 in H
Finish Powder Coated
Thickness 1.21 mm

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