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OEM Refrigerant gas detector EL520 - HVAC & Refrigeration
OEMHVAC & Refrigeration

OEM Refrigerant gas detector EL520

The OEM EL520 is a refrigerant gas detector for air conditioning systems, featuring a 300 mm probe and instantaneous response time. It detects R134A, R12, R22, R32, R1234yf, R404A, R408A, R409A, and R410A with…

SKU 3G-CBM-01082

Also listed as: EL 520 · EL-520

Brand
OEM
Item
Refrigerant gas detector EL520
Part Number
EL520
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
Manufacturer Part Number
EL520
batteries
2 x 1.5V AA Alkaline
sensitivity
< 3 g/year
battery life
40 hours
probe length
300 mm
response time
instantaneous
sensor lifetime
approx. 30 hours
detected refrigerants
R134A, R12, R22, R32, R1234yf, R404A, R408A, R409A, R410A
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OEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OEM EL520 is a refrigerant gas detector for air conditioning systems, featuring a 300 mm probe and instantaneous response time. It detects R134A, R12, R22, R32, R1234yf, R404A, R408A, R409A, and R410A with sensitivity below 3 g/year, running 40 hours on two 1.5V AA alkaline batteries for field service and maintenance applications.

Frequently Asked Questions

What is the OEM EL520 refrigerant gas detector used for?

The OEM EL520 is used to locate refrigerant leaks in air conditioning and refrigeration systems. It detects halogen refrigerants including R134A, R22, R32, and R410A with sensitivity below 3 g/year, making it suitable for field service and maintenance of HVAC equipment in Singapore.

What are the specifications of the OEM EL520?

The OEM EL520 has a sensitivity of < 3 g/year, a 300 mm probe, and instantaneous response time. It runs 40 hours on two 1.5V AA alkaline batteries and detects R134A, R12, R22, R32, R1234yf, R404A, R408A, R409A, and R410A. The sensor lifetime is approximately 30 hours.

Where to buy the OEM EL520 in Singapore?

3G Electric supplies the OEM EL520 refrigerant gas detector to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this AccuTools model for HVAC leak detection.

How to use the OEM EL520 refrigerant gas detector?

Press the button to turn on; the LED flashes orange then green. Move the probe at less than 50 mm per second within 5 mm of the suspected leak. An increasing beep and rapid LED flash indicate a leak. Double-click for high sensitivity mode to detect leaks below 3 g/year.

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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