★ Meet us at IMS 2026 Boston — June 7-12, 2026 · Menino Convention Center · Schedule a Meeting →

✉ sales@frebomicrowave.com

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Suzhou, China · Sydney, Australia

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Precision RF & Microwave Coaxial Adapters

Factory-direct from Suzhou, China. In-series and between-series adapters from DC to 110 GHz across 14 connector families. Mil-spec quality, competitive pricing.

248+

Models

110

GHz Max

14

Interfaces

Mil-Spec Quality (GJB 681A)

100% RF Tested

Global Distribution

Factory Direct Pricing

Custom Configurations

Product Families

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SMA Adapters

DC — 26.5 GHz · 50Ω

52 Models Available

N-Type Adapters

DC — 18 GHz · 50Ω

44 Models Available

2.92mm (K) Adapters

DC — 40 GHz · 50Ω

36 Models Available

2.4mm Adapters

DC — 50 GHz · 50Ω

31 Models Available

1.85mm (V) Adapters

DC — 67 GHz · 50Ω

32 Models Available

1.0mm (W) Adapters

DC — 110 GHz · 50Ω

15 Models Available

3.5mm Adapters

DC — 34 GHz · 50Ω

17 Models Available

BNC · TNCA · SSMA · QMA

DC — 33 GHz · 50Ω

21 Models Available

Why Frebo Microwave

Factory Direct

Manufactured in-house at our Suzhou, China facility. No middlemen, competitive pricing on standard and custom configurations.

Mil-Spec Quality

Built to GJB 681A-2002 standards. Stainless steel bodies, gold-plated BeCu contacts, PTFE/PEI dielectrics. 100% RF tested.

DC to 110 GHz

248+ adapter models across 14 connector interfaces. From standard SMA to precision 1.0mm millimeter-wave adapters.

Custom Solutions

Non-standard configurations, special plating, modified dimensions. Contact our engineering team with your requirements.

Factory / Product Photos Here

About Frebo Microwave

Frebo Microwave is a Suzhou-based manufacturer specializing in precision RF, microwave, and millimeter-wave coaxial adapters and connectors. With over a decade of experience serving defense, telecommunications, aerospace, and test & measurement industries, we deliver high-performance interconnect solutions from our own production facility.

Our product line spans from standard SMA and N-type adapters to high-frequency 1.0mm and 1.85mm precision adapters supporting frequencies up to 110 GHz.

Learn More About Us →

IMS 2026

Meet Us at IMS 2026 Boston

June 7-12, 2026 · Menino Convention Center · Boston, MA

Schedule a Meeting →

Need a Custom Configuration?

We manufacture adapters to your specifications. Contact our engineering team to discuss your requirements.

Request a Quote →