
History
Established in 1990 and headquartered in Ocala, Florida, Zefon International has grown to become a trusted name in air sampling solutions. With a commitment to quality and innovation, Zefon has expanded its product line to meet the evolving needs of industries requiring precise environmental monitoring.
Products

Zefon offers a trusted range of air sampling pumps designed for industrial hygiene and environmental monitoring in challenging environments like mining and tunneling. These pumps are engineered to meet the rigorous demands of compliance testing and worker safety.
Key products include:
- Zefon Escort ELF Personal Sampling Pump
A lightweight, durable, and highly accurate pump ideal for personal exposure monitoring. It delivers consistent flow rates and is commonly used for sampling dust, silica, and other airborne contaminants. - Zefon Apex2 Sampling Pump
A compact and high-performance pump with Bluetooth connectivity and real-time data logging, perfect for modern industrial hygiene applications. Its rugged construction makes it well-suited for use in tough mining conditions. - Zefon Leland Legacy Sampling Pump
Designed for high-flow sampling applications, the Leland Legacy is suitable for area sampling of gases and vapors in confined or enclosed spaces underground.
Each pump is designed to ensure reliable, accurate air sampling, which helps mining operations maintain compliance with MSHA and OSHA regulations while protecting workers from harmful airborne particles.
From The Store
Why Choose Zefon?
- Industry Expertise: Over three decades of experience in providing air sampling solutions.
- Quality Assurance: ISO-certified manufacturing processes ensure high-quality products.
- Comprehensive Product Range: A wide selection of equipment and media to meet diverse sampling needs.
- Customer Support: Dedicated support to assist with product selection, usage, and compliance requirements.
Certifications and Standards
Zefon International is ISO 9001:2015 certified, demonstrating their commitment to quality management systems in the design and manufacture of air sampling products. This certification ensures that their products meet international standards for quality and reliability.
Where to Buy
As an authorized distributor, Carroll Technologies Group supplies Zefon International’s air sampling equipment to the mining and heavy industries. Our team is ready to assist you in selecting the right equipment for your specific needs and ensuring compliance with safety standards.