Detail 01
11W output power, single-ended Class A
The stated output figure applies to single-ended Class A operation.
Product detailSKU #1500000449125
TELEFUNKENEL34-TK Power Tubes Pair
1/2
Independent shopping perspective
The Korena take
The EL34-TK pair brings two high-output pentode power tubes to guitar and hi-fi amplifier applications. TELEFUNKEN makes them with JJ Electronic in Slovakia as part of the Black Diamond Series. Their described response combines a tight low end, smooth mids, and harmonically rich overdrive, covering clean-to-driven amplifier work without changing tube type. Traditional glass construction and an octal eight-pin base keep the physical format familiar for EL34-equipped designs.
Strong match
Who this is for
- Guitar and hi-fi amplifier applications built around EL34 high-output pentode power tubes.
- Single-ended Class A amplifier configurations using the listed 11W output-power rating.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Octal (8-pin) base
Uses the eight-pin octal tube base format.
Detail 03
Maximum plate voltage: 800V
The tube's maximum listed plate-voltage rating is 800V.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01How many EL34-TK tubes are in this package?
This SKU is a pair of EL34-TK power tubes.
02Where can the EL34-TK be used?
It is listed for guitar amplifiers and hi-fi amplifiers.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
2 detailsPickups & controls
- Control Grid Voltage
- –13.5V
- Pickup Configuration
- SS
1 detailsBody & build
- Type
- High-output pentode
6 detailsConnections & power
- Plate Voltage
- 250V
- Maximum Plate Voltage
- 800V
- Heater Voltage
- 6.3V
- Screen Voltage
- 250V
- Maximum Screen Voltage
- 500V
- Output Power
- 11W (single-ended Class A)
1 detailsSize & weight
- Dimensions
- Approximately 4.4 inch in height and 1.5 inch in diameter
10 detailsOther
- Maximum Screen Dissipation
- 8W
- Amplification Factor
- 11
- Plate Resistance
- 15 kohm
- Maximum Plate Dissipation
- 25W
- Screen Current
- 11 mA
- Transconductance
- 11 mA/V
- Heater Current
- 1.5A
- Plate Current
- 100 mA
- Base
- Octal (8-pin)
- Applications
- Guitar and hi-fi amplifiers
