HZS 523 T-Control Power Board (part no. 5120300-310) by Herz. Suitable for Biomass boilers and systems.

Manufacturer Information - Herz:

About Herz

Herz is a leading manufacturer of control parts for use in heat and power systems including biomass.

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SKU: SP.00.00140 | Manufacturer: Herz

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Overview: HZS 523 T-Control Power Board - Herz

HZS 523 T-Control Power Board, manufactured by Herz.

T-Control Power Board. Please contact us if you have any questions about this spare part (manufacturers part no. 5120300-310), on parts@myriadservice.co.uk. When speaking with one of our heat and power product advisors, please mention the following internal part code: SP.00.00140

HZS 523 T-Control Power Board - Herz is suitable for use in biomass heat and power systems made by the following systems manufacturers: Herz,



HZS 523 T-Control Power Board, technical information:

HZS523 no.6.41

This control spare part is manufactured by Herz. Full specification information can be seen in the table below.

Fuel CompatibilityBiomass
System Compatibility

Systems Manufacturer Compatibility

This spare part from Herz is suitable for use with biomass systems from the following heat and power manufacturers:

  • Herz

Specific Boiler Compatibility

The following is a list of boilers we know this spare part to be compatible with. Please note we are still developing our dataset and this list is subject to change without notice.

If you are purchasing HZS 523 T-Control Power Board for a different system (type or manufacturer) than those outlined above, you may find it useful to speak with our friendly experts who can advise on compatibility and performance.

Sizing & Dimensions
  • Length: 34mm
  • Width: 29mm
  • Height: 13mm
  • Weight: 2.6kg
Main CategoriesElectrical & Control
Sub Category (primary type)Control
Product / Spare PartSpare Part


Please see the available datasheets for HZS 523 T-Control Power Board - Herz below.


We are still working on our shipment calculation system. If you have any questions, please call us: 0203 189 0666.


Returns for HZS 523 T-Control Power Board - Herz will be handled in line with our returns policy. All sales through this website are governed by our standard terms and conditions.


This product is covered for a period of 12 months by standard UK regulations, which protect you against defects in the product. Warranties may be invalidated if insufficiently trained personnel attempt to install or commission this product. In the event of a warranty claim, customers will need to provide evidence of training of the persons which handled and installed any products within the claim.

Need Assistance?

If you require any kind of assistance with your heat and power systems, our sister company Myriad Plantroom Services has a network of highly trained service engineers all around the country that can help you fit this HZS 523 T-Control Power Board - Herz and any other control spare parts by Herz that you purchase today.

Commercial Information

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