8-Pin Octal Bakelite Tube Socket S8WPF – KT88 EL34 6SN7

8-Pin Octal Bakelite Tube Socket Base S8WPF

Upgrade your vacuum tube amplifier build with this precision-engineered 8-pin octal Bakelite tube socket (S8WPF). Designed for a wide range of popular octal tubes — including KT88, EL34, 6SN7, 6550, KT66, 6SL7, 6CA7, 5AR4, CV181, and 5881 — this socket delivers reliable contact performance and durable construction for audiophile-grade amplifier projects.

Made in Mainland China.

Key Specifications

• Socket Type: 8-Pin Octal (K8A / S8WPF)
• Insulation Material: Black Bakelite — heat-resistant and electrically non-conductive
• Conductor Material: Tinned phosphor copper pins for excellent conductivity and corrosion resistance
• Mounting Frame: Tinned phosphor bronze for a secure, stable fit
• Surface Treatment: Available tin-plated or gold-plated contacts for optimal signal transfer
• Panel Cutout: 29 mm
• Mounting Screw Hole Distance: 39.50 mm
• Installation Type: Panel/chassis mount
• Compatible Tubes: CV181, 5881, 6SN7, KT88, EL34, 6550, 6SL7, KT66, 6CA7, 5AR4 and other standard octal tubes
• Package Contents: 1 × S8WPF Octal Tube Socket

Why Choose This Tube Socket?

Whether you're assembling a new amplifier from scratch or replacing a worn socket in a vintage unit, the S8WPF provides the solid mechanical and electrical foundation your build demands. The Bakelite body resists heat generated by power tubes, while the tinned phosphor copper contacts ensure a low-resistance, long-lasting connection to your tube's pins.

Its standard octal footprint means it's a drop-in-compatible choice for a vast range of DIY hi-fi amplifier chassis and kits.

Related Products You May Like

• 1/2" Drive 8-Piece Hex Short Socket Set – Vanadium Steel
• 10-Pc Hex Nut & Bolt Extractor Kit 9–19mm | HIP Tools
• 105° Right Angle Driver with 1/4" Hex Screwdriver Bit | HIP

Note: Due to manual measurement, please allow a tolerance of 1–3 mm. Actual product color may vary slightly from images due to differences in monitor calibration.

Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: Which vacuum tubes are compatible with the S8WPF octal tube socket?

A: The S8WPF 8-pin octal tube socket is compatible with a wide range of popular octal tubes, including the KT88, EL34, 6SN7, 6550, KT66, 6SL7, 6CA7, 5AR4, CV181, and 5881. It fits any standard octal-pinout tube with an 8-pin base.

Q: What are the panel cutout and mounting dimensions for the S8WPF socket?

A: The S8WPF requires a 29 mm panel cutout hole, with mounting screw holes spaced 39.50 mm apart. These are standard octal socket dimensions suitable for most DIY amplifier chassis and commercially available amplifier kits.

Q: What materials are used in the construction of this Bakelite tube socket?

A: The socket body is made from black Bakelite, a heat-resistant insulating material ideal for high-temperature tube amplifier environments. The conductor pins are tinned phosphor copper, and the mounting frame is tinned phosphor bronze. Surface treatment options include tin-plated or gold-plated contacts for reliable, low-resistance electrical connections.

Q: Is this socket suitable for both new builds and replacing sockets in existing amplifiers?

A: Yes. The S8WPF is designed for both new DIY vacuum tube amplifier builds and as a direct replacement socket in existing amplifiers. Its standard octal footprint and chassis-mount design make it straightforward to install in most amplifier enclosures.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.