5557/FG17 Electron Tube

The 5557/FG17 tube for sale is a premium, air-cooled mercury-filled thyratron tube designed for demanding RF applications. Engineered for rapid warm-up, consistent performance, and a wide operating temperature range, this tube delivers the precise control and reliability essential for high-quality RF welding and heat sealing processes.

Ideal replacement for Richardson Electronics NL-5557/FG17 Electron Tube. 

Benefits:

• Fast Warm-Up: Direct-heated oxide cathode minimizes downtime.
• Stable Operation: Air-cooling ensures efficient heat dissipation even under heavy use.
• Durable Construction: Glass shell and vertical mounting provide robust protection in harsh conditions.
• Versatile Performance: Wide operating temperature range suits diverse industrial environments.

Ideal for:

• RF Welding Equipment
• RF Heat Sealing Machines
• Clamshell and blister packaging
• Medical straps, inflatables, cushions
• Automotive airbag sensors, seat heater
• Cooling bladder
• Filament Voltage: 2.5V
• Anode Voltage: 50-100V
• Grid Voltage: 0 to -2.2V

Choose Penta Laboratories for Best-in-Class Thyratron Tubes that are currently in production and backed by rigorous testing and a comprehensive warranty program. Contact us today with any questions!