LG KNUDB121A R32 Multi F 2 x 2 Four-Way Ceiling Cassette Indoor Unit

12,000 Btu/h

Performance

Nominal Cooling Capacity (Btu/h)	12,000
Nominal Heating Capacity (Btu/h)	13,800
Cooling Nominal Test Conditions: Indoor: 80°F DB / 67°F WB; Outdoor: 95°F DB / 75°F WB
Heating Nominal Test Conditions: Indoor: 70°F DB / 60°F WB; Outdoor: 47°F DB / 43°F WB

Electrical

Power Supply (V/Hz/Ø)	208-230/60/1
Rated Amps (A)	0.25

Piping

Installed Liquid Pipe (in., O.D.)	Ø1/4
Installed Vapor Pipe (in., O.D.)	Ø3/8
Liquid Connection (in., O.D.)	Ø1/4
Vapor Connection (in., O.D.)	Ø3/8
Drain (in., O.D. / I.D.)	1-1/4, 1
Temperature Sensor	Thermistor

Controls Features

Two thermistor control
24-Hour on / off timer
Auto operation
Auto restart
Swirl swing
Control lock function
Drain pump
Group control
Inverter (variable speed fan)
Jet cool
R32 leak detection sensor
Compatible with accessory Wi-Fi module
Compatible with applicable Single Zone Outdoor Units (see single zone literature for matching system details)

Included Accessories

Wireless Remote Controller - PWLSSB21H

Required Accessories

Panel (24-13/32" x 24-13/32") - PT-QAGWO

Optional Accessories

Ventilation Flange³ - PTVK430
Auxiliary Heater Kit - PRARH1
Wi-Fi Module - PWFMDD200
Single-Port Shutoff Valve - PRHPZ010A

Controller Options

MultiSITE™ CRC* Controllers
Simple Remote Controllers
Standard III Remote Controllers
Deluxe Remote Controller
Remote Temperature Button Sensor
Dry Contacts

Entering Mixed Air

Cooling (°F DB)	57~77
Heating (°F WB)	59~81

Unit Data

Refrigerant Type	R32
Refrigerant Control	EEV
Sound Pressure (H/M/L) dB(A)⁴	38/35/32
Standard Filters	Washable
Net Weight (lbs.)	28.4
Shipping Weight (lbs.)	34
Panel Net Weight (lbs.)	6.3
Panel Shipping Weight (lbs.)	8.6

Fan

Type	Turbo
Quantity	1
Motor/Drive	Brushless Digitally Controlled/Direct
Air Flow H/M/L (CFM)	335/283/247
Dehumidification Rate (pts./hr.)	2.5

Notes

Acceptable operating voltage: 187V-253V.
The power wiring and the communication wiring from the outdoor unit to the indoor unit, or from the branch distribution unit to the indoor unit is field supplied and must be stranded, shielded or unshielded (if shielded, it must be grounded to the chassis of the outdoor unit only). All wiring must comply with applicable local and national codes. a. Power Wiring and Communication Wiring from Outdoor Unit to Indoor Unit (No. x AWG) 3 x 14 / 2 x 18. b. Power Wiring and Communication Wiring from Branch Distribution Unit to Indoor Unit (No. x AWG) 3 x 14 / 2 x 18.
Must comply with applicable codes for fire isolation dampers.
Sound Pressure levels are tested in an anechoic chamber under ISO Standard 3745.
Removable Washable Filter size: 14" x 14" x 1".
See Engineering Manual for sensible and latent capacities.
The indoor unit comes with a dry helium charge.
Corresponding refrigerant piping length is in accordance with standard length of each outdoor unit and the level difference is 0 ft. All capacities are net with a combination ratio between 95-105%.
Must follow installation instructions in the applicable LG installation manual.

Diagrams and Dimensions

The document includes detailed diagrams illustrating the unit's dimensions and installation points. Key features shown include:

Overall unit dimensions and ceiling opening requirements.
Locations for refrigerant and drain piping connections.
Branch duct knockout and outside air intake hole.
Mounting points for the decoration panel and wiring holes.
Specific measurements for various components like air outlets, intake holes, and piping connections are provided in inches.

Certifications

The unit is certified by AHRI and CSA/UL.

AHRI Certified Unitary Small HP, AHRI Standard 210/240. Certification applies only when the complete system is listed with AHRI.
CSA/UL certification mark.

For a complete list of available accessories, contact your LG representative.

For continual product development, LG reserves the right to change specifications without notice.

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