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3G Electric
OEM CO2 detector EL720 - HVAC & Refrigeration
OEMHVAC & Refrigeration

OEM CO2 detector EL720

OEM EL720 is a CO2 detector for air conditioning systems with sub-1-second response time and 300 mm probe length. Powered by four 1.5V AA alkaline batteries delivering 20-hour runtime, it provides dual-range…

SKU 3G-CBM-01083

Also listed as: EL 720 · EL-720

Brand
OEM
Item
CO2 detector EL720
Part Number
EL720
Category
HVAC & Refrigeration
UNSPSC
40101701 — Air conditioners
Available to Order
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OEM
Manufacturer Part Number
EL720
batteries
4 x 1.5V AA Alkaline
response time
< 1 second
probe length mm
300
sensitivity low
< 4,000 ppm at 350 ppm ambient
sensitivity high
< 400 ppm at 350 ppm ambient
battery life hours
20
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OEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OEM EL720 is a CO2 detector for air conditioning systems with sub-1-second response time and 300 mm probe length. Powered by four 1.5V AA alkaline batteries delivering 20-hour runtime, it provides dual-range sensitivity for HVAC monitoring and compliance applications.

Frequently Asked Questions

Where can I source the OEM EL720 CO2 detector globally?

3G Electric is an authorised distributor of OEM air conditioning monitoring equipment, including the EL720 CO2 detector. We handle worldwide delivery, logistics, and customs clearance. Lead time and availability details are provided on request.

What is the battery life and runtime of the OEM EL720?

The EL720 is powered by four 1.5V AA alkaline batteries, delivering a continuous 20-hour runtime under normal operating conditions. Battery replacement is straightforward for field service and extended deployment.

What are the response time and probe specifications of the OEM EL720?

The EL720 features a sub-1-second response time for rapid CO2 level detection and a 300 mm probe length suitable for ductwork and return-air monitoring in HVAC systems. Dual-range sensitivity covers both low (< 4,000 ppm) and high (< 400 ppm) accuracy modes.

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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