RKI Instruments

Activated Carbon Depot is an authorized supplier of RKI Instruments Gas Detection Monitors & Accessories, providing reliable gas detection solutions for industrial safety, environmental monitoring, confined space entry, emergency response, and regulatory compliance. RKI Instruments has earned a reputation for manufacturing rugged, accurate, and dependable gas detection equipment trusted by professionals worldwide.

Whether you need a portable gas detector for personal protection, a fixed gas monitoring system for continuous operation, or genuine replacement accessories to maintain your equipment, our collection includes the products you need to help keep personnel safe and operations running efficiently.

Portable & Fixed Gas Detection Solutions

Our RKI Instruments collection includes a wide range of gas detection equipment designed for demanding work environments, including:

• Portable multi-gas monitors
• Single gas detectors
• Personal gas monitors
• Confined space gas detectors
• Fixed gas detection systems
• Area monitoring solutions
• PID (Photoionization Detector) monitors
• Specialty gas detection instruments

RKI monitors are designed to provide fast, reliable detection of hazardous atmospheric conditions while offering user-friendly operation, durable construction, and dependable performance in the field.

Detect a Wide Range of Hazardous Gases

Depending on the model, RKI gas monitors can detect numerous gases commonly encountered in industrial and environmental applications, including:

• Oxygen (O₂)
• Carbon Monoxide (CO)
• Hydrogen Sulfide (H₂S)
• Combustible gases (LEL)
• Methane (CH₄)
• Carbon Dioxide (CO₂)
• Volatile Organic Compounds (VOCs)
• Ammonia (NH₃)
• Chlorine (Cl₂)
• Sulfur Dioxide (SO₂)
• Hydrogen (H₂)
• Nitrogen Dioxide (NO₂)
• Ozone (O₃)
• And many additional specialty gases

Genuine RKI Accessories

Keep your gas detection equipment operating at peak performance with genuine RKI Instruments accessories, including:

• Replacement sensors
• Sampling pumps
• Calibration adapters
• Chargers and batteries
• Protective carrying cases
• Probe assemblies
• Sample tubing
• Filters
• Docking stations
• Communication accessories
• Replacement parts

Using genuine accessories helps maximize instrument reliability, maintain manufacturer specifications, and extend the service life of your equipment.

Calibration Gas & Maintenance

Proper maintenance is essential for accurate gas detection. Activated Carbon Depot also offers compatible calibration gas cylinders, demand flow regulators, and calibration accessories to support routine bump testing and instrument calibration. Regular calibration helps verify sensor accuracy and ensures your gas monitors are ready when they matter most.

Industries We Serve

RKI Instruments products are trusted across a wide range of industries, including:

• Environmental consulting
• Water and wastewater treatment
• Oil and gas
• Chemical processing
• Industrial manufacturing
• Utilities
• Mining
• Construction
• Fire departments
• Emergency response
• Food and beverage processing
• Laboratories
• Municipal operations
• Pharmaceutical manufacturing

Whether you're monitoring a confined space, performing environmental fieldwork, protecting workers in industrial facilities, or maintaining compliance with workplace safety standards, RKI Instruments delivers dependable gas detection solutions designed for real-world conditions.

At Activated Carbon Depot, we're committed to providing genuine RKI Instruments Gas Detection Monitors & Accessories, backed by knowledgeable customer support, competitive pricing, and fast nationwide shipping. Browse our complete selection to find reliable gas detection equipment and accessories that help protect people, facilities, and operations.