RKI Instruments NCR-6309 Replacement LEL Sensor for GX-3R, GX-Force, GX-6100, GX-9000

The RKI Instruments NCR-6309 LEL sensor is a genuine OEM replacement combustible gas sensor designed for use with the GX-3R, GX3R Pro, GX-Force, and GX-6100 gas monitors. Engineered for accurate detection of combustible gases, this replacement sensor helps maintain reliable Lower Explosive Limit (LEL) monitoring in hazardous industrial environments.

Ensure continued performance and workplace safety with a factory-approved RKI replacement sensor.

Reliable Combustible Gas Detection

The NCR-6309 sensor is specifically built to measure combustible gas concentrations and provide accurate LEL readings critical for explosion prevention.

• Detects combustible gases at LEL levels
• OEM replacement for RKI portable gas monitors
• Maintains calibration integrity
• Supports industrial safety compliance
• Direct-fit installation for compatible devices

Replacing aging or expired LEL sensors ensures your monitor continues delivering dependable readings in high-risk environments.

Compatible RKI Gas Monitors

The NCR-6309 LEL sensor is designed for:

• RKI GX-3R
• RKI GX3R Pro
• RKI GX-Force
• RKI GX-6100
• RKI GX-9000

Using an OEM replacement sensor ensures full compatibility, accurate calibration response, and proper gas detection performance.

Ideal Applications

This combustible gas replacement sensor is commonly used in:

• Oil & gas facilities
• Refineries and petrochemical plants
• Confined space entry operations
• Industrial manufacturing
• Utility and maintenance teams
• Hazardous location safety monitoring

Reliable LEL detection is critical for identifying explosive gas concentrations before they reach dangerous levels.

Why Choose the RKI NCR-6309 Sensor?

• Genuine RKI Instruments OEM part
• Accurate combustible gas detection
• Compatible with multiple RKI monitor models
• Supports explosion prevention safety protocols
• Designed for industrial-grade reliability

Routine sensor replacement helps ensure continued compliance with safety regulations and internal monitoring standards.

Technical Specifications

• Model: NCR-6309
• Manufacturer: RKI Instruments
• Sensor Type: LEL (Lower Explosive Limit)
• Gas Type: Combustible gases
• Compatible Monitors: GX-3R, GX3R Pro, GX-Force, GX-6100
• Application: Industrial gas detection and explosion prevention

Frequently Asked Questions

What does an LEL sensor detect?

An LEL sensor measures combustible gas concentrations relative to the Lower Explosive Limit to help prevent explosion hazards.

Why replace the LEL sensor?

Over time, combustible gas sensors degrade and may lose accuracy. Replacing them ensures reliable gas detection performance.

Is this an OEM part?

Yes, the NCR-6309 is a genuine RKI Instruments OEM replacement sensor.