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Friedrich Wall Master Thru The Wall Air Conditioner
Friedrich Wall Master Thru The Wall Air Conditioner 0
Friedrich Wall Master Thru The Wall Air Conditioner 1

Friedrich Wall Master Thru The Wall Air Conditioner

Model #: WS12D10A
At a Glance
Friedrich Wall Master Thru The Wall Air Conditioner with 12000 cooling BTU's, 3 speed fan and electronic defrost control
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Get to know this product.

Perfect and universal-fit models for 24 ½"-27" sleeve-replacement projects, new construction, retrofits or spaces where a window installation isn’t an option.


  • Whether you’re replacing an existing 27" air conditioner or just want the ultimate thru-the-wall unit, WallMaster is the perfect fit. ENERGY STAR® qualified models.

Comfort & Convenience        

  • New design makes controls more accessible
  • Remote control
  • 24-hour timer
  • Smart Fan auto-adjusts fan speed to maintain desired temperature
  • 3-speed fan
  • Auto restart
  • Electronic defrost control
  • Individually adjustable air louvers
  • Washable, antimicrobial filter

Energy Savings

  • Money Saver® setting cycles the fan with the compressor
  • ENERGY STAR® qualified models
  • R-410A refrigerant

Durability & Quality

  • Rotary compressor provides quiet, dependable performance
  • Premium aluminum exterior grille
  • Dense blower insulation blocks outdoor noise
  • Rifled copper tubing
  • Impact resistant front cover

Installation Features

  • Ideal for thicker wall installations, where side fins don’t fit
  • Mounts flush with the exterior wall for a neat appearance
  • High tech fins with sine wave lanced louvers increase energy efficiency by increasing surface area for heat exchange
  • Firm grip handles on the chassis for easy installation and removal from wall sleeve
  • Adjustable louvers direct the air flow where you need it
  • A direct replacement for 27” sleeves including Fedders A and B*. Sleeve measures 27” W x 16 3/4” H

Safety and Security Features

  • EntryGard™ anti-intrusion protection secures chassis to sleeve to deter ‘kick-in’ intrusion
  • Power cord current leakage protected
  • Insect barrier
Useful Documents

General Features

Filter Type:Mesh


Amps (Cooling):10.8
Plug Type:5-15P
Cooling Air Flow:295
Temperature Selection:Digital

Misc. Specs

Width (in.)26.50
Installation TypeWindow or Thru-Wall
Cooling Capacity (BTU)12000
Depth (in.)21
Height (in.)15.75
No. of Fan Only Speeds3
Plug TypeNEMA 5-15
Air Conditioner TypeWindow or Through-the-Wall
Btu Cooling Rating12000
WarningProposition 65 Warning for California Residents