£421.19

It has never been this cheap. We have no record of a lower price.

£421 today · cheaper than every other day in the last 3 months

3B Scientific U18558 Teltron Triode - Neon-Filled

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 34 days · 34 data points (no recent data)

Historical
Generating forecast…
£423.49 £420.96 £421.51 £422.06 £422.62 £423.17 £423.72 19 July 2026 27 July 2026 04 August 2026 12 August 2026 21 August 2026
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U18558

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Price Distribution

Price distribution over 34 days • 2 price levels

Days at Price
Current Price
6 days · current 28 days 0 7 14 21 28 £421 £423 Days at Price

Price Analysis

Most common price: £423 (28 days, 82.4%)

Price range: £421 - £423

Price levels: 2 different prices over 34 days

Description

The 3B Scientific U18558 Teltron Triode is a specialized neon-filled component designed for scientific and educational applications. This model provides specific electrical parameters suitable for controlled laboratory environments and curriculum-based science studies. It is a reliable choice for those requiring a precise triode for measurement and physics demonstrations. By using this component, students and professionals can work with established voltage ranges to observe electronic principles in action.

Key Features

The 3B Scientific U18558 Teltron Triode features a neon-filled design for specific scientific applications.

This model operates with a cathode heating voltage (Uh) of less than 7.5 V and an Ih of less than 3 A.

The component supports an anode voltage (Ua) of less than 300 V for electrical testing.

Grid voltage (Ug) parameters for this triode range between -100 V and 100 V.

The U18558 is a high-quality component manufactured by 3B Scientific for educational use.

Product Specifications

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