SSPA & BUC Comparison Table | Find Your Amplifier

Find the Right SSPA or BUC for Your Application

Use the interactive comparison table below to filter and compare Celestia TTI’s complete range of Solid State Power Amplifiers (SSPAs) and Block Up Converters (BUCs). Filter by frequency band, technology (GaN, GaAs, LDMOS), power output, installation type, and application to find the ideal amplifier for your satellite communication, space mission, defence, or scientific project.

All our SSPAs feature industry-leading GaN technology delivering superior efficiency, reliability, and thermal performance. From compact 5 W spaceborne units to high-power 4.8 kW phase combined systems, we offer solutions across C, Ku, DBS, Ka, K, X, Q, S, L, UHF, and VHF bands.

Why Choose Celestia TTI SSPAs?

With over 25 years of heritage in RF amplifier design and manufacturing, Celestia TTI delivers SSPAs and BUCs trusted by leading satellite operators, space agencies (ESA), defence organisations, and broadcast networks worldwide. Our key differentiators include:

• GaN Technology Leadership — Latest generation Gallium Nitride devices for maximum efficiency and power density
• Space-Qualified Manufacturing — ISO 9001:2015 certified facility with ISO 7 Clean Room for flight-model assembly
• Customisable Solutions — Frequency, power, cooling, and form factor tailored to your mission requirements
• Phase Combined Systems — Scalable architectures reaching multi-kilowatt power levels with built-in redundancy
• Indoor & Outdoor Options — Ruggedised outdoor enclosures or rack-mounted indoor configurations

Need a custom SSPA solution? Contact our RF engineering team to discuss your specific requirements, or browse our full SSPA & BUC product range.