3CX15,000H3 - 15 KW MEDIUM MU POWER TRIODE

Penta Labs 3CX15,000H3: The Powerhouse Vacuum Tube for Demanding RF Oscillator Tube Applications

The Penta Labs 3CX15,000H3 is a rugged, air-cooled triode vacuum tube built to excel in the most challenging radio frequency (RF) environments. Whether you're powering a high-output broadcasting system or driving an industrial RF heating process, this tube delivers the exceptional power and reliability you demand.

Key Features:

• Robust Design: Engineered for heavy-duty industrial use, the 3CX15,000H3 is built to last.
• Air-Cooled Efficiency: Forced-air cooling ensures optimal operating temperatures, even under demanding conditions.
• High-Power Handling: With a 56.2 kW input capability up to 90 MHz, this tube is ready to tackle your most power-hungry applications.
• Ample Emission Reserve: The 1000-watt filament provides generous emission reserves for long-term performance.
• Rugged Grid Structure: The 500-watt grid rating ensures stability and reliability in industrial environments.
• Best-in-Class Quality & Cost-Efficient Drop-in Replacement to manufactures such as EIMAC 

  3CX15000H3 Transmitter Tube

General Characteristics

• Filament: Thoriated Tungsten
• Filament Voltage: 6.3V ± 0.3V
• Filament Current at 6.3V: 156A
• Amplification Factor (Average): 20
• Frequency of Maximum Ratings (CW): 90 MHz

Mechanical Characteristics

• Overall Dimensions:
• Length (Excluding Leads): 8.75 inches (222.25mm)
• Diameter: 7.05 inches (179.07mm)
• Maximum Operating Temperature: 250°C
• Cooling: Forced Air

Radio Frequency Industrial Oscillator

• Class C (Filtered DC Power Supply)
• Maximum Ratings:
• DC Anode Voltage: 12kV
• DC Grid Voltage: -1000V
• DC Anode Current: 6.0A
• DC Grid Current: 1.0A
• Anode Input Power: 60kW
• Anode Dissipation: 15kW
• Typical Operation (Loaded Conditions):
• DC Anode Voltage: 7000-10,000V
• DC Anode Current: 6.0-5.0A
• DC Grid Voltage: -600 to -800V
• DC Grid Current: 0.660-0.542A
• Peak Positive Grid Voltage: 440-400V
• Driving Power: 660-650W
• Anode Input Power: 42-50kW
• Anode Dissipation: 12-8.8kW
• Anode Output Power: 30-41.2kW

Common OEM RF Welding Machine's using the 3CX15,000H3 RF Oscillator Triode:

Thermex-Thermatron

Cosmos-Kabar

Hall Dielectric

Miller Weldmaster

Forsstrom

Why Choose Penta Laboratories Power Triodes?

Penta Laboratories is renowned for manufacturing high-quality, dependable and affordable power triodes for various industrial and scientific applications. Our products are engineered for optimal performance, longevity, and reliability. Many of our power triodes are trusted by many of the leading original equipment manufacturers for new and refurbished production.

Facts about Oscillator Tubes

Tips for RF Welding applications