MIDEA 18K Four-Way Cassette Multi-Zone Outdoor Unit 25 SEER2 Series 208/230V
SKU: DLFSCAH18XAK
outdoor unit – model dlfscah18xak
product overview
- series: midea four-way cassette hyper heat series
- system type: multi-zone ductless mini-split cassette heat pump indoor unit
- application: residential and light commercial heating and cooling
- nominal cooling capacity: 18,000 btu/h
capacity & performance
- cooling capacity: 18,000 btu/h
- heating capacity:
- 21,000 btu/h at 47°f (8.3°c)
- 18,000 btu/h at 17°f (-8.3°c)
- 15,500 btu/h at 5°f (-15°c)
- 14,000 btu/h at -13°f (-25°c)
- efficiency ratings:
- seer2: 25.0 btu/wh
- eer2: 12.5 btu/wh
- hspf2: 11.0 btu/wh
- cop at 5°f: 2.5
electrical & power
- voltage: 208/230v, single-phase, 60hz
- power supply: indoor unit is powered via the outdoor unit
- power input:
- cooling: 1,650w
- heating: 1,750w
- circuit breaker requirement: 20a
- indoor fan motor output: 45w
refrigerant & piping
- refrigerant type: r-410a
- piping connection sizes:
- liquid line: 1/4 inch
- suction line: 5/8 inch
- refrigerant charge:
- pre-charged with ~49.4 oz (1,400 g) for a standard 25-ft line
- additional charge required at ~0.32 oz per additional foot beyond 25 ft
- maximum recommended piping length: 98.4 ft
- maximum height difference: 65.6 ft
physical & mechanical characteristics
- dimensions:
- width: 33.07 inches (840 mm)
- height: 10.24 inches (260 mm)
- depth: 33.07 inches (840 mm)
- weight:
- net weight: ~52.9 lbs (24.0 kg)
- gross weight: ~61.7 lbs (28.0 kg)
mounting & installation
- mounting method: ceiling-recessed cassette installation
- wall penetration: requires a circular opening (~3 to 3.5 inches diameter) for refrigerant piping, drain hose, and control wiring
- clearance requirements:
- minimum clearance of ~5.9 inches (15 cm) for return airflow
- additional side and rear clearances required (detailed in installation manual)
control features & operating modes
- operating modes: cool, heat, dry, fan, auto
- key features:
- four-way air distribution for even cooling and heating
- built-in condensate pump for effective drainage
- microprocessor control with wireless remote
- auto-restart after power loss
- refrigerant leakage detection
- "follow me" temperature sensing (uses remote as sensor)
- integrated, washable air filter
- noise level: as low as ~34 db(a) in low-speed sleep mode
PRODUCT RESOURCES
The following documents may not be readily available online. For specific manuals or certifications, we recommend contacting Midea customer support or an authorized Midea dealer:
- Brochure
- Submittal
- Installation Manual
- Owner's Manual
- Service Manual
- Parts Manual
- AHRI Certificate
- Extended Ratings
Safety Information
PROPOSITION 65 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
- This unit must be installed by a licensed HVAC technician to ensure proper operation and to avoid voiding the warranty.
- Ensure the product is connected to the correct voltage and electrical specifications to prevent electrical hazards.
- Do not attempt to modify or service internal components without professional assistance.
- The unit is designed to operate in temperatures ranging from -4°F to 115°F.
- Always refer to the installation manual for detailed safety instructions.
PAIRING
DLFSCAH18XAK (18K BTU) pairs with DLCSRBH18AAK (Current Loop U-match Outdoor Unit) and requires KSALG0101AAA (Accessory Kit)