Glow-worm DHW Plate Heat Exchanger – 0020136540 (Betacom & Easicom)

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Glow-worm DHW Plate Heat Exchanger – 0020136540

Genuine Glow-worm OEM secondary (DHW) plate heat exchanger for popular Betacom and Easicom combi boilers. Restores fast, stable hot water by efficiently transferring heat from the primary circuit to your tap water.

  • Manufacturer: Glow-worm
  • Part type: Plate heat exchanger – DHW/secondary
  • MPN: 0020136540
  • GTIN / EAN: 5037985088629
  • Typical kit contents: New O-rings and fixing screws (check pack)

Compatible boilers (examples)

Model coverage varies by production year; common fits include:

  • Betacom 2 – 24
  • Betacom – 24A, 28A
  • Easicom – 24

Always confirm against your boiler’s data plate/parts manual for MPN 0020136540 before ordering.

What this part does

The DHW plate keeps boiler water separate from tap water while transferring heat across stacked stainless plates, ensuring safe, efficient hot water production.

When to replace

  • Fluctuating or lukewarm hot water
  • Poor flow caused by scale or internal blockage
  • Evidence of internal leakage/cross-contamination

What's in the box

  • 1 × Glow-worm DHW plate heat exchanger 0020136540
  • O-rings & screws (if included by supplier)

Installation & safety

Must be installed by a qualified Gas Safe engineer. Flush system, renew all seals and verify DHW temperatures/operation after fitting.

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