Dlrk-80II/C4 China Factories R410A Heat Pump for Office Building

• Customization: Available
• Certification: RoHS, ISO9001, CE
• Working Medium: R410A
• Model NO.: R410A Commercial Heating & Cooling series
• Heat Source Type: Air Source Heat Pump
• Heat Pump: Low-Temperature Heat Pump
• Heat Pump Air to Water: Air Source Heat Pump
• Air to Water Heat Pump: -35ºC
• Commercial Heat Pump: Heating and Cooling
• Air Source Heat Pump: R410A
• Best Heat Pump: Low-Temperature Waermepumpe
• Heat Pump Cold Weather: Waermepumpe
• R410A Cold Weather Heat Pump: Low-Temperature Heat Pump
• Waermepumpe: R410A Heat Pump Cold Weather
• Air Source Waermepumpe: R410A Heat Pump Cold Weather
• Heat Pump Monoblock: Waermepumpe
• Transport Package: Carton or Wooden Frame
• Trademark: Hien
• Origin: China
• HS Code: 8418612090
• Production Capacity: 50000pieces/Year
• Package Size: 200.00cm * 105.00cm * 202.00cm
• Package Gross Weight: 700.000kg

Product Description

Product Description

Key Features:

Operating in extreme cold conditions: Stable Running at -35℃ Ambient Temperature.
Versatile functionality: The heat pump meets both heating and cooling requirements, offering a more comfortable cooling experience than traditional air conditioning.
Intelligent defrosting: Smart control system to shorten defrosting time, extend defrosting intervals, and achieve energy-efficient heating.
Low noise: Internal unit equipped with multiple noise-reducing and thermal insulation materials to minimize noise levels.
Equipped with multiple protective mechanisms for comprehensive protection of your safety and equipment, extending the equipment's lifespan.
Intelligent anti-freezing: The heat pump's intelligent anti-freezing function effectively prevents system icing issues.
Smart Control: Easily manage your heat pump with Wi-Fi and app smart control, integrated with IoT platforms.

Name		DLRK-65Ⅱ/C4	DLRK-80Ⅱ/C4	DLRK-160Ⅱ/C6	DLRK-170Ⅱ /C2	DLRK-320Ⅱ /C4
Power Supply		380V 3N~ 50Hz	380V 3N~ 50Hz	380V 3N~ 50Hz	380V 3N~ 50Hz	380V 3N~ 50Hz
Anti+B4:P25-Electric Shock Rate		Class I	Class I	Class I	Class I	Class I
Ingress Protection Rating		IPX4	IPX4	IPX4	IPX4	IPX4
Condition 1	Rated Heating Capacity	70000/21150	80000/24600	154000/45620	170000/47000	310000/100000
Condition 2	Rated Heating Capacity	45100	50500	99600	116000	200000
	Rated Heating Power Input	17480	19400	41150	43500	86500
	COP	2,58	2,6	2,42	2,67	2,49
Condition 3	Low Temp. Heating Capacity	38000	42000	85000	98500	165000
	Low Ambient Heating Power Input	17270	19100	40860	43100	82500
IPLV(H)		2,85	2,89	2,85	3,22	3,72
Condition 4	Rated Cooling Capacity	51500	55000	130000	150000	235000
	Power Input	18900	19800	47800	44000	90000
	EER	2,72	2,78	2,72	3,41	2,6
IPLV(C)		3,05	3,05	3	3,69	2,9
Max Power Input		30000	34000	70000	70000	140000
Max Running Current		52	68	120	120	250
Rated Water Flow		8,86	9,46	22,36	25,8	40,42
Water Pressure Drop		40	40	60	60	80
Water Pipe Connection		DN50/Flange	DN50/Flange	DN80/Flange	DN80/Flange	DN100/Flange
Noise		74	74	78	70	78
Refrigerant/Charge		R410A(6.3×2)kg	R410A /(8×2)kg	R410A/(14.5×2)kg	R410A/(14.5×2)kg	R410A/7.0kg
Dimension (L×W×H)		2000×1050×2020	2150×1050×2080	2400×1150×2315	2400×1150×2315	3000×2200×2350
Net Weight		700	780	1100	1100	2800

Specification

Test ambient temperature

Condition1: Outdoor DB Temp. 7 °C, outlet water Temp. 45 °C
Condition2: Outdoor DB Temp. -12 °C /WB Temp.-13.5 °C, outlet water Temp. 41 °C
Condition3: Outdoor DB Temp. -20 °C, outlet water Temp. 41 °C
Condition4: Ambient DB Temp. 35 °C, outlet water Temp. 7 °C"    

MORE THAN 70000 PROJECTS COMPLETED SO FAR; MORE THAN 6.5 MILLION PRODUCTS DELIVERED.

HIGHLIGHT  PROJECTS

The 2008 Shanghai World Expo.
Universiade SHENZHEN 2011
The 2011 Universiade in Shenzhen.
BOAO FORUM FOR ASIA
The 2013 Boao Summit for Asia in Hainan.
The artificial island hot water project of the Hong Kong–Zhuhai–Macao Bridge in 2019.
2016 the hot water reconstruction project of Qingdao port.
G20 2016 China
2016 the G20 Hangzhou Summit.
19th Asian Games Hangzhou 2022
2023 the Asian Games in Hangzhou

Exhibition

Global Presence with Hien From Beijing ISH to Milan MCE, from Frankfurt ISH to Birmingham Installer Show

Hien is redefining global standards in sustainable climate control — one heat pump at a time. At the world's top HVAC exhibitions, our eye-catching booths showcase cutting-edge heat pump technologies and a track record of over 70,000 successful solutions delivered worldwide. We're not just attending — we're driving the transformation toward energy-efficient, low-carbon living.

Meet us at:

ISH Germany • Hall 12.0 E29 • 156 m²
ISH China & CIHE • E4-03 • 400 m²
MCE Milan • Hall 3 M50 • 60 m²
Installer Show Birmingham • 2024 & 2025 • Two booths
Warsaw HVAC Expo • E2.16 • 69 m²
Heat Pump Technologies Milan • C22 • 32 m²

Company Profile

ABOUT HIEN

Founded in 1992, Hien firstly started as an electronic component manufacturer. With a registered capital of 300 million RMB, Hien entered the air source industry in 2000. It is a leading enterprise of air source heat pumps in the area of product R & D, production, sales, and after-sales service. Hien owns one of the largest production bases of heat pumps in China, as well as the CANS-certified state-level comprehensive laboratory.

Production Experience	Total foorspace	Cooperated suppliers	ODM services	R&D Team	Transaction Amount
30+years	(51,234)square meter	(5300+)	available	100+ Workers	800,000,000+

Innovation Engine Behind Hien's Heat Pump Excellence 

At Hien, our R&D team is the driving force behind breakthrough heat pump solutions. With over 130 invention patents, 106 technical experts, and 25 years of deep experience in core technologies, we turn ideas into high-performance, energy-efficient systems.

Our facilities span 5,000 m², equipped with tools valued over ¥20 million, supporting expertise in thermal power, electrical engineering, energy management, and more. Backed by two R&D centers and a national-level postdoctoral research station, we don't just follow trends — we define them.

From concept to deployment, our team customizes solutions that meet real-world demands, empowering our global partners to lead in sustainability.

Quality You Can Trust: Hien's Rigorous Testing Standards 

Every Hien heat pump undergoes a precise quality control process, including 43 performance, safety, and reliability tests across 8 rigorous categories — from transportation and rain resistance to life-cycle stress validation.

Why do we do it?

Because quality isn't just a promise — it's the foundation of trust. Lower failure rates, reduced maintenance, and enhanced customer satisfaction are just the beginning.

Certified under ISO9001 standards, we uphold our policy: "Adopt advanced technology, adhere to continuous innovation, enhance customer satisfaction, and fulfill quality commitments."

FAQ

Q.Are you a trading company or manufacturer?
A: We are a heat pump manufacturer in China.We specialized in heat pump design/ manufacturing for more than 25 years.

Q.Can i ODM/ OEM and print my own logo on the products?

A: Yes, Through 25 years research and development of heat pump, hien technical team is professional and experienced to offer customized solution for OEM,ODM customer, which is one of our most competitive advantage.
If above online heat pump does not match your requirements, please do not hesitate to send message to us, we have hundreds of heat pump for optional, or customizing heat pump based on demands, it is our advantage!

Q.How do l know if your heat pump are good quality?
A: Sample order is acceptable for testing your market and checking our quality And we have strict quality control systems from raw material incoming until finished product delivery out.

Q.Do you test all the goods before delivery?
A: Yes, we have 100% test before delivery. If you need any assistance, please feel free to contact us.

Q: What certifications do your heat pump has?
A: Our heat pump have  CEcertification, MCS,ISO 14001, ISO 45001, and ISO 9001  certification.

Q: For a customized heat pump, how long is the R&D time (Research& Development time)?

A: Normally, 10~50 business days, it depends on requirements, just some modification on standard heat pump or a totally new design item.

If you are interested in this product,please fill in the below and send us,we will reply you and also send you the latest product catalog and latest quotation within 1 hour!