High-Performance RF/Microwave
Passive Components
Specializing in the Medical, Semiconductor, Military, Broadcast, Industrial Laser, and Telecommunications Industries.
Featured Products
Specializing in the Medical, Semiconductor, Military, Broadcast, Industrial Laser, and Telecommunications Industries.

















Passive Plus is committed to responsive, reliable support backed by engineering expertise and a customer-first mindset. Our global sales team is available to answer questions and provide guidance, while our quick delivery times and custom inventory programs help keep your supply chain moving. With a 95%+ customer satisfaction rate, we’re focused on clear communication, fast turnaround, and long-term partnerships.
Expeditious Delivery Times
PPI Academy is our online hub for educational articles, technical resources, and expert guidance designed to support the next generation of engineers. From basic terminology to detailed component insights, the Academy offers accessible content for students, educators, and professionals alike.
About Passive Plus
Microwave & RF Components
Established in 2005 in New York by industry executives with over 30 years experience in Sales, Program Management and RF Engineering and Development, Passive Plus strives to be the best RF/Microwave component company in the industry.
Passive Plus News

PPI ANNOUNCES NEW VARIABLE CAPACITOR LINES
Passive...

1111 CASE SIZE – HIGH-Q/LOW ESR – CAPACITORS
Passive...