FireyeReplacement HVACR Controls, Switches & Thermostats

Fireye Flame Sensor: Mfr Part # MEC120

Fireye Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Flame Sensor.

SKU 3G-OTH-76784

Also listed as: MEC 120 · MEC-120

Brand

Fireye

Item

Flame Sensor: Mfr Part # MEC120

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

Fireye

Manufacturer Part Number

MEC120 

Product Type

Flame Sensor 

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

Fireye Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Fireye Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Flame Sensor.

Frequently Asked Questions

What is the Fireye MEC120 flame sensor used for?

The Fireye MEC120 flame sensor is used in industrial combustion systems to detect the presence of a flame, ensuring safe burner operation in boilers, furnaces, and process heaters across HVACR and process heating applications.

What are the specifications of the Fireye MEC120 flame sensor?

The Fireye MEC120 is a flame sensor with manufacturer part number MEC120. It is designed for replacement HVACR controls, switches, and thermostats, and is used to monitor flame presence in combustion safety systems.

Where to buy the Fireye MEC120 flame sensor worldwide?

3G Electric supplies the Fireye MEC120 flame sensor worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site, ensuring you get the right part for your combustion system.

How to install the Fireye MEC120 flame sensor?

Install the Fireye MEC120 flame sensor by mounting it in the burner sight tube, aligning it with the flame, and connecting the wiring per the manufacturer's instructions. Ensure proper sealing to prevent false readings and consult a qualified technician for safety.

Used in

Common applications for Fireye

Power-plant auxiliary boiler — M-Series II controller with UV flame scanner, programmed for gas/oil switchover and flame-presence monitoring.

Refinery process heater — MP100E programmer module managing multi-stage ignition and flame-out shutdown interlocks on high-pressure burners.

Petrochemical facility thermal oxidizer — MAUV1T UV amplifier module processing scanner signal from high-temperature burner housings with immune-response filtering.

Large-scale industrial oven (metal treating) — M-Series II with remote reset capability and dual-fuel solenoid isolation for operator safety and burner protection.

Cogeneration plant fuel-gas burner — Fireye scanner and modular controller stack integrated into BMS with remote monitoring of flame status and controller fault codes.

Fireye Products

3G Electric supplies Fireye replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all Fireye products →Contact our engineers →