What are the lead times?

Peak Season Lead Time: 1-3 months; Off Season Lead Time: one month

Do you offer customization?

Yes, customization is available according to the customer's actual requirements, including customization from samples, designs, full customization, minor customization, and flexible customization.

Durable VFD Cascade High Temp Heat Pump Suitable for Extreme Cold Conditions

Name: Durable VFD Cascade High Temp Heat Pump Suitable for Extreme Cold Conditions
Brand: Jiangsu Sujing Group Co., Ltd.
SKU: 2225115725

Jiangsu, ChinaJiangsu Sujing Group Co., Ltd.

US$3,200.00

1-4 Pieces

US$3,150.00

5-9 Pieces

US$3,060.00

10+ Pieces

Product profile

Customization

Available

Certification

ISO9001, CE, CQC

Working Medium

R410A+R134a

Model NO.

SJK-40G/IIBF1

Heat Source Type

Air Source Heat Pump

Power Supply

380V/3P/50Hz

Compressor Type

Flexible Scroll Compressor

Max Water Outlet Temp

82℃

Refrigerant

R410A+R134a

Water Pressure Drop

≤80

Guarantee Period

18 Months

Model

SJK-40G/IIBF1

Max.Input Current

87.5 A

Max.Input Power

43.1 kW

OEM/ODM

Accepted

Transport Package

Wooden Cases

Specification

2300*1262*2135

Trademark

SUJING

Origin

Jiangsu, China (Mainland)

HS Code

8418699090

Production Capacity

2400 Pieces Per Year

Key features

Cascade VFD Technology: Dual independent refrigeration cycles overcome single-stage limitations for high efficiency.

Flexible Customization: Full customization available for power supply, compressor type, and specific requirements.

OEM/ODM Accepted: Supports OEM and ODM services with flexible customization options from samples or designs.

Comprehensive Certifications: Certified with ISO9001, CE, and CQC for quality and safety assurance.

18-Month Guarantee: Includes an 18-month guarantee period for peace of mind and reliability.

High Efficiency Compressor: Equipped with high-efficiency flexible scroll compressor for optimal energy performance.

Company profile

Importers and ExportersR&D CapabilitiesLow MOQFast Delivery

Jiangsu Sujing Group Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2001-02-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.28h

AI-Powered supplier vetting

SummaryThe supplier is a combined company located in Suzhou, China, with stated capabilities covering R&D, design, production, sales, installation, and service for air purification, water treatment, wastewater, waste gas treatment, and related engineering products. It reports ISO9001:2015 and CE certifications, documented quality and service procedures, five quality-control staff, four test-equipment units, and 42 R&D engineers. Its manufacturing information includes multiple metalworking and pipe-processing machines, inventory capability, and one-month average lead times in both peak and off-season periods. Customization is supported from samples and designs, including full and flexible customization. However, it has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no Fortune 500 cooperation, and its reported financial indicators are zero, limiting financial credibility assessment.

Supplier typeThe supplier is identified as a combined company based in Suzhou, China. Its stated business scope covers R&D, design, production, sales, installation, and service for air purification, water treatment, wastewater, waste gas treatment, wall panels, and related engineering activities.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These certifications provide explicit evidence of relevant management and product-compliance credentials.

After-Sales capabilityAfter-sales and service support are supported by 42 R&D engineers whose responsibilities include technical support for production and after-sales service. The supplier reports written procedures and records for service assessment, corrective and preventive actions, and customer complaints, with a stated one-month average lead time in both peak and off-season periods.

Financial creditThe supplied financial indicators show 0.00 for current ratio, operating revenues, gross margin, and current ratio over the stated periods. Because these reported values do not demonstrate financial strength or operating scale, financial credibility is not supported by the available evidence.

R&D capabilityThe supplier reports 42 R&D engineers responsible for customer-request confirmation, new-product design, and technical support. It also describes an institute, station, and engineering-center innovation platform, along with university cooperation, patent applications, and technology-project research, providing explicit evidence of innovation activity.

Production capacityProduction resources include uncoiling, bending, laser cutting, CNC punching, pipe blanking, tube expansion, finned-machine, and pipe-bending equipment, plus five quality-control staff and four test-equipment units. The supplier states it has inventory capability and one-month average lead times, but it lacks a valid manufacturing-capacity contract with related subcontractors, which creates a documented capacity-governance weakness.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full customization, minor customization, and flexible customization. Its R&D engineers are also responsible for confirming customer requirements and designing new products, supporting the stated customization capability.

Product Q&A

Q:Who are we?

Established in 1970 as a state-owned enterprise, Jiangsu Sujing Group Co., Ltd. is a National Innovation Pilot Enterprise and National Key High-Tech Enterprise dedicated to advancing technological innovation, intelligent equipment manufacturing, and energy-saving integrated solutions in the clean environmental protection sector. With a steadfast commitment to sustainable development, we drive high-quality growth through cutting-edge technologies and industry leadership.

Q:How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment.

Q:What can you buy from us?

Dehumidifiers, Chillers & AC Terminal, Heat Pump

Q:Why should you buy from us not from other suppliers?

Innovation Ecosystem: Built a multidimensional R&D platform-'Institute + Research Station + Engineering Center', achieving breakthroughs in green technology R&D, patent applications, and industry standards. Cutting-Edge Manufacturing: Specialize in heat pumps, industrial air conditioners, dehumidifiers, chillers, fan coil units, and customized HVAC solutions. Global Impact: Products serve new-generation IT, renewable energy, electronics, and commercial/industrial sectors.

Q:What services can we provide?

Accepted Delivery Terms: FOB,,CIF,EXW; Accepted Payment Currency: USD, EUR,CNY; Accepted Payment Type: T/T,L/C Language Spoken: English, Chinese;