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Product Description

Smart Control: 24V thermostat,compatible to all 3rd party 24V thermostat; RS485 Wired controller To activate smart functions such as dehumidification, energy saving, sleepmode, etc.

Multi-protection：Pressure protection, temperature protection, and current protection to adapt to various extreme weather conditions.

R454B Refrigerant: Using the latest R454B environmentally friendly refrigerant, healthy, pollution-free, green, and more energy-efficient.

Easy lnstallation& Maintenance: IDU 4-Way Installation, Substitute Other Brands ODU

Parameter

Model			18K	24K	36K	48K	60K
Outdoor power supply		V/Ph/Hz	230V /1/60	230V /1/60	230V /1/60	230V /1/60	230V /1/60
Compressor	Model		SNB140FULMC	SNB200FGMMC	ATM240D57UMT	MNB40FEQMC	MNB40FEQMC
	Type		DC/Twin-rotary	DC/Twin-rotary	DC/Twin-rotary	DC/Twin-rotary	DC/Twin-rotary
	Brand		Mitsubishi	Mitsubishi	GMCC	Mitsubishi	Mitsubishi
	Frequency range	rps	10-130	10-120	10-120	10-120	10-120
	Capacity	W	4360	6175	7235	12900	12900
	Input	W	1300	1960	1945	3960	3960
	RLA	A	4.4	6.7	8.85	14.8	14.8
	Refrigerant oil	ml	350	400	670	1100	1100
Outdoor fan motor	Model		YDK-75-6P2	YDK-75-6P2	YDK-105-6P2-1	YDK-230-6P2-2	YDK-230-6P2-2
	Brand		lvzhi	lvzhi	SINJUN	KB	KB
	Power output	W	75	75	105	230	230
	Power input	W	152	152	197	370	370
	Speed	r/min	890/620	890/620	880/680	880/600	880/600
	Insulation class		B	B	B	B	B
Outdoor coil	Number of rows		2	3	3	2	3
	Tube pitch(a)×row pitch(b)	mm	21*13.37	21*13.37	21*13.37	21*19.4	21*19.4
	Fin spacing	mm	1.5	1.4	1.5	1.55	1.55
	Fin type		Hydrophilic	Hydrophilic	Hydrophilic	Hydrophilic	Hydrophilic
	Tube outside dia. and type	mm	7	7	7	7	7
	Tube outside dia. and type	mm	inner grooved copper	inner grooved copper	inner grooved copper	inner grooved copper	inner grooved copper
	Coil length×width×height	mm	79065126.74	78465140.11	100075640.11	114579838.8	114579858.2
	Number of circuits		4	7	6	9	9
Outdoor air flow(High speed)		m3/h	3300	3300	4200	5500	6000
Outdoor noise level(High speed)		dB(A)	54	54	56	57	57
Outdoor unit	Dimension(W×D×H)	mm	935383702	935383702	1032445810	1100528870	1100528870
	Packing(W×D×H)	mm	975495875	975495875	1075495875	1140540965	1140540965
	Gross/Net weight	kg	45.5/42	49/45.5	65/60	85/75	90/80
Refrigerant type/quantity		g	1800	2000	3000	3300	3600
Design pressure		MPa	4.0	4.0	4.0	4.0	4.0
Max. pressure		MPa	4.5	4.5	4.5	4.5	4.5
Refrigerant piping	Max. pipe length	m	30	30	30	30	30
Refrigerant piping	Max. high drop	m	10	10	10	10	10
Ambient temp (out door)	Cooling	°C	16~46	16~46	16~46	16~46	16~46
Ambient temp (out door)	Heating	°C	-7~30	-7~30	-7~30	-7~30	-7~30

Model			18K	24K	36K	48K	60K
Indoor power supply		V/Ph/Hz	230V /1/60	230V /1/60	230V /1/60	230V /1/60	230V /1/60
Cooling	Capacity（IDU&ODU）	BTU	18000	24000	36000	48000	55000
	Input（IDU&ODU）	W	1600	2420	3600	5750	5900
	Rated current（IDU&ODU）	A	7.1	10.7	16.0	25.5	26.2
	EER（IDU&ODU）	BTU/W	11.3	9.9	10.0	8.3	9.3
Heating	Capacity（IDU&ODU）	BTU	19000	24000	35000	55000	55000
	Input（IDU&ODU）	W	1600	2250	3200	5100	5100
	Rated current（IDU&ODU）	A	7.1	10.0	14.2	22.6	22.6
	COP（IDU&ODU）	W/W	3.5	3.1	3.2	2.9	3.2
Input（IDU）		W	225	225	305	420	545
Rated current(IDU)		A	1.0	1.0	1.3	1.8	2.4
Max. power input（IDU&ODU）		W	1920	2904	4320	4620	6400
Max. current input（IDU&ODU）		A	10.0	16.0	23.0	29.0	34.0
Indoor fan motor	Model		YDK130-6X	YDK130-6X	YDK139-220F-6P2	YDK139-300F-6P2	YDK139-300F-6P2
	Brand		KANGBAO	KANGBAO	KANGBAO	KANGBAO	KANGBAO
	Power output	W	130	130	220	300	300
	Capacitor	μF	6	6	10	12	12
	Speed	r/min	910/780	910/780	770/730/690	920/870/820	920/870/820
	Insulation class		B	B	B	B	B
Indoor coil	Number of rows		3+3	3+3	4+4	4+4	5+5
	Tube pitch(a)xrow pitch(b)	mm	21*13.37	21*13.37	21*13.37	21*13.37	21*13.37
	Fin spacing	mm	1.5	1.5	1.5	1.5	1.5
	Fin type		Hydrophilic	Hydrophilic	Hydrophilic	Hydrophilic	Hydrophilic
	Tube outside dia. and type	mm	φ7	φ7	φ7	φ7	φ7
	Tube outside dia. and type	mm	inner grooved copper	inner grooved copper	inner grooved copper	inner grooved copper	inner grooved copper
	Coil lengthxheightxwidth	mm	41333640.11	41333640.11	44342053.48	44342053.48	50754666.85
	Number of circuits		6	6	8	8	12
Standard static pressure		Pa	25	25	37	70	50
Indoor air flow(High speed)		m3/h	1420	1420	2100	2400	2850
Pressure Range		Pa	0~100	0~100	0~160	0~200	0~200
Indoor noise level		dB(A)	57	57	48~57	50~58	50~58
Indoor unit	Dimension(W×H×D)	mm	460×774×520	460×774×520	510×1170×560	560×1340×610	560×1340×610
	Packing(W×H×D)	mm	520834565	520834565	5801210650	6401390710	6401390710
	Gross/Net weight	kg	39/37	39/37	65/60	84/78	84/78
Max pressure		MPa	4.0	4.0	4.0	4.0	4.0
Refrigerant type			R410A	R410A	R410A	R410A	R410A
Refrigerant piping	Liquid side/Gas side	mm	φ9.52/φ15.88	φ9.52/φ15.88	φ9.52/φ19.05	φ9.52/φ19.05	φ9.52/φ22
Drainage pipe		mm	DN25	DN25	DN25	DN25	DN25
Standard controller			24V Thermostat
Operation temp		°C	16~32	16~32	16~32	16~32	16~32

Usage Scenario Description

Villas, shops and other places that are not too large

Comparison Module

Higher energy efficiency, and more reliable safety；

SEER2 reaches up to 18；

187-253V Wide Voltage Stable Operation；

1°F Precise Room Temperature

FAQS

What is an Air Handler and how does it work in an HVAC system?

An air handler is the indoor component of an HVAC system responsible for circulating conditioned air throughout the ductwork. It contains the blower, evaporator coil, and controls, working with an outdoor unit to deliver heating or cooling efficiently. Air handlers help manage air distribution, humidity control and system airflow.

What SEER ratings are available for Tongxing Air Handler units?

Tongxing Air Handler units are available with SEER options of 14.3, 16 and 18, offering different levels of energy efficiency to match your HVAC system requirements. Higher SEER ratings typically correspond to better energy performance.

Are Tongxing Air Handlers suitable for residential and commercial HVAC applications?

Yes. Tongxing Air Handler units are suitable for both residential and light commercial HVAC applications, especially in regions like the US and Canada where system matching and energy performance are important.

What refrigerant and compressor technologies are used in these Air Handlers?

Tongxing Air Handler units use environmentally friendly refrigerants such as R454B and DC inverter compressors which improve system efficiency, reduce power consumption, and extend equipment lifespan.

Can Tongxing Air Handlers be integrated with third-party thermostats?

Yes. Tongxing Air Handlers support 24V thermostat compatibility and RS485 wired controllers, enabling integration with a wide range of HVAC control systems for smart funct

Packaging and shippings

Packaging and shipping

Customer Visits

Customer visitors

Keywords

TONGXING

Water Cooled Chiller

Air handler

Tongxing HVAC Air Handler Units (AHUs) are premium indoor air circulation systems equipped with DC inverter compressors for superior energy efficiency and long service life, optimized for HVAC applications in the US and Canadian markets. Our air handler products support a range of SEER efficiency options including 14.3, 16 and 18 SEER, ensuring compatibility with diverse residential and light commercial systems. With capacities up to 60K BTU, these units provide quiet operation, reliable performance and flexible installation.

admin@tongxingac.com

+86 19903816965

Classification

Air Handler

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