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OEM Vacuum pump 127 L/MIN - HVAC & Refrigeration
OEMHVAC & Refrigeration

OEM Vacuum pump 127 L/MIN

OEM WK-4BM vacuum pump delivers 127 L/min flow rate for air conditioning applications with dual inlet ports (1/4" and 3/8") and 600 ml oil capacity, suitable for HVAC system evacuation and maintenance.

SKU 3G-CBM-00659

Brand
OEM
Item
Vacuum pump 127 L/MIN
Category
HVAC & Refrigeration
UNSPSC
40101701 — Air conditioners
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OEM
type
vacuum pump
model
WK-4BM
flow rate
127 l/min
inlet port
1/4" & 3/8"
manufacturer
DSZH
oil capacity ml
600
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OEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OEM WK-4BM vacuum pump delivers 127 L/min flow rate for air conditioning applications with dual inlet ports (1/4" and 3/8") and 600 ml oil capacity, suitable for HVAC system evacuation and maintenance.

Frequently Asked Questions

What is the OEM WK-4BM vacuum pump used for?

The OEM WK-4BM vacuum pump is used for HVAC system evacuation and maintenance, including refrigerant recovery for R32, R410A, and other common refrigerants. It is also suitable for vacuum packaging, gas analysis, and thermoforming industries. DSZH designed this dual-stage pump for reliable, spark-free operation with flammable refrigerants.

What are the specifications of the OEM WK-4BM vacuum pump?

The OEM WK-4BM vacuum pump delivers a flow rate of 127 l/min and features dual inlet ports of 1/4" and 3/8". It has a 600 ml oil capacity and is manufactured by DSZH. The pump includes an integrated solenoid valve, brushless DC motor, and mechanical vacuum gauge for precise evacuation.

Where to buy the OEM WK-4BM vacuum pump in Singapore?

You can source the OEM WK-4BM vacuum pump through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this DSZH-manufactured HVAC tool. We provide technical support for Singapore-based customers.

How to maintain the OEM WK-4BM vacuum pump?

Regularly check and change the oil (600 ml capacity) to maintain vacuum performance. Clean the inlet ports and ensure the vacuum gauge is calibrated per the manual. Use only with grounded equipment to prevent electrical shock. DSZH recommends following the safety instructions for refrigerant handling and spark-free operation.

Used in

Common applications for OEM
Boiler room maintenance — CBM ELC ionization electrodes for flame detection in industrial burners
Industrial furnace control — CBM ELV solenoid valves for gas flow regulation in combustion systems
Pump systems — CBM CM circulation pumps for secondary boiler circuits
Motor repair — CBM motor run capacitors (16 µF, 400V) for AC motor starting and running
HVAC damper control — Siemens GBB341.1E actuator for air damper positioning in ventilation
Water quality testing — CBM chlorine test kits for on-site boiler water analysis
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OEM Products

3G Electric supplies OEM hvac & refrigeration. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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