What is the cooling capacity at 0 degrees Celsius?

The cooling capacity is 2800W at 0 degrees Celsius.

What is the lowest no-load temperature?

The lowest no-load temperature is -30 degrees Celsius.

Dlsb-50/30 50L -30c High Capacity Quiet Energy-Efficient Heat Removal Recirculating Chillers

Name: Dlsb-50/30 50L -30c High Capacity Quiet Energy-Efficient Heat Removal Recirculating Chillers
Brand: Zhengzhou Wollen Instrument Equipment Co., Ltd.
SKU: 909187335

Henan, ChinaZhengzhou Wollen Instrument Equipment Co., Ltd.

US$1,800.00-2,500.00

1 Set

Product profile

Customization

Available

After-sales Service

24 Hours Online

Warranty

One Year

Model NO.

DLSB-50/30

Type

Air-Cooled

Cooling Method

Air-cooled

Unit Structure

Split

Selected Voltage

220V/50HZ

Compressor Number

Noise Level

Low

Application Fields

Laboratory

Certification

Condition

New

Model

Dlsb-50/30

Capacity of Vessel

50L

Power Supply

220V; 50Hz

Rated Power

1990W

Circulating Pump Power

280W

Flow

40L/Min

Pressure

0.4bar

Temp Display

Digital

Temp Probe

PT100

Temp Control

Pid Controller

Cooling Capacity

2800W at 0c

Refrigerant

R410A

Safety Protection

Over-Temp . Short Circuit and Ground, Over-Current

Material

Stainless Steel 304

Shipping Weight

135kg

Transport Package

Plywood Box

Specification

690x435x720mm

Trademark

WollenLab

Origin

China

HS Code

8413502090

Production Capacity

500sets/Month

Key features

Energy-Efficient Design: Equipped with world-famous brand compressor for low noise and high reliability.

Closed Circulating System: Prevents cooling liquid evaporation and contamination with built-in filters.

Digital Temperature Control: Features PID controller and PT100 probe for precise temperature management.

Stainless Steel Construction: Made of durable Stainless Steel 304 for long-lasting performance.

Comprehensive Safety Protection: Includes over-temp, short circuit, ground, and over-current protection.

Environmental Friendly Refrigerant: Uses CFC-free R410A refrigerant meeting international standards.

Easy Maintenance Design: Removable side panels allow for quick and easy cleaning.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

Company profile

Importers and ExportersFast DeliveryCustomization from SamplesOEM Services

Zhengzhou Wollen Instrument Equipment Co., Ltd.

Henan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.94h

AI-Powered supplier vetting

SummaryThe supplier is a limited company focused on laboratory instruments, including reactors, incubators, rotary evaporators, and circulating baths. It reports extensive customization, ODM, and OEM capabilities, while export sales represent 90% and markets span multiple regions. Production evidence includes 800 rotary evaporator sets annually and stated peak and off-season lead times of within 15 working days. However, the supplier reports only two employees, fewer than five quality-control staff, one year of R&D engineer experience, no new products in the past year, and no 3D design or SDK capability. After-sales and quality-management documentation is weak or unavailable: there are no written complaint-handling or corrective-action procedures, no overseas service infrastructure, and quality assurance status is unknown. Financial records are identified for 2020–2022, but no assessable financial results are provided.

Supplier typeThe supplier is a limited company that produces and sells laboratory instruments, with self-operated import/export rights and 90% of sales from exports. Its product range includes reactors, incubators, rotary evaporators, and circulating baths, indicating a manufacturer-oriented laboratory-equipment supplier.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation. It also has no written complaint-handling or corrective/preventive-action procedures, although service quotations and payment terms are defined and service-capability assessment records exist without a written procedure.

R&D capabilityThe supplier states that it pursues continuous innovation and product expansion, and it provides ODM and OEM services. However, it reports no new products during the past year, no SDK, no 3D software design service, and only one year of R&D engineer experience, limiting evidence of current innovation strength.

Production capacityThe supplier reports annual rotary evaporator output of 800 sets and lead times within 15 working days in both peak and off-season periods. However, the reported total employee count is only two and quality-control staffing is fewer than five, so overall production scale and operational depth remain difficult to verify.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, as well as ODM and OEM services for popular brands. This is direct evidence of broad customization capability, despite the absence of 3D software design and SDK support.