This thermionic valve from RS PRO is primarily used to enhance power and sound in audio frequency amplifiers and other audio equipment. Its five electrodes make this an efficient vacuum tube with a powerful output.
The device operates at a high voltage to improve the performance of the amplifier, allowing it to provide clearer sound quality. It can also tolerate voltage spikes without blowing.
A pentode valve is used in microphone preamplifiers, high-power radio transmitters and professional audio applications. This device is part of the trusted RS PRO range and complies with Restriction of Hazardous Substances (RoHS) as it contains only minimal levels of any harmful materials.

• Anode power of 23 W
• Voltage output of 400 V
• Heater current of 0.9 A
• Heater voltage of 6.3 V
• Pin count of 8
• Octal body base type
• Length of 98 mm
• Diameter of 38.5 mm
• Overall length of 115 mm