Multipliers and Filaments

CPI International offers a complete selection of continuous dynode electron multipliers and filaments for use in a variety of analytical instruments and applications, including GC/MS, LC/MS, residual gas analyzers, and other instrumentation. Our high performance, long-life electron multipliers are engineered for maximum reliability, from low gain analog amplification to high gain pulse counting requirements. These multipliers are air-stable and have an indefinite shelf life in their original packaging. Many models are now original equipment on popular OEM instrumentation.

For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line), 707-525-5788 (California) or email sales@cpiinternational.com.