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  • Reznor UDSA 120
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Reznor UDSA 120 (120Kw) Refurbished Suspended Gas Heater

Reznor UDSA 120 (120Kw) – (400,000Btu)
Reconditioned Modulating Suspended Natural Gas Heater Can be Converted to LPG

We have 2 of these heaters in stock and both are fully refurbished from the ground up and includes new service parts, heater is then tested and set back to manufacturers instruction on our test bench at our factory and can be seen working.

The sale includes a full set of installation manuals, Smartcom 3 control panel and include standard UK delivery (Not Ireland)


In stock


Heater Information

  • Reznor UDSA 120  (120kw- 400,000Btu) Refurbished Suspended Gas Heater can be converted to LPG if required.
  • Complete with an installation manual in PDF format and a Smartcom 3 Control Panel and standard UK (Non Ireland) delivery.
  • The heater is not so old and fully modulating so very efficient and can save you on running costs and we have 2 available in stock to buy.
  • All our heaters are fully refurbished and rebuilt from the ground up include new service parts, motors are refurbished, flue ways cleaned out, repainted and rebuilt, all of our refurbished heaters are tested on our test area and set up back to manufacturers instructions and can be seen working if collected and requested.
  • Our heaters are reconditioned to a high standard and include warranty if installed by a commercial gas registered engineer with CIGA 1 (Indirect Fired Heaters) or 1 year if installed by our inhouse engineers.
  • CK Services 1990 Ltd offer a full installation and commissioning service at an extra charge.

Flue Size

130mm stainless steel and can be provided at an extra cost as well as flashings and cowls.

Electric Supply

Single phase – 13amp


  • UK Standard delivery charges are included excluding Ireland
  • Collection can be arranged


  • Supply only – 6 months parts warranty
  • Supply and installation – 12 months parts and labour warranty
  • Any warranty offered must be supported by a commercial heating engineers (CIGA 1) commissioning certificate which can be offered at an extra cost.


  • This heater must be installed by a fully qualified industrial heating engineer and as per the installation manual and be commercially qualified for CIGA 1 and the certificate must be sent to us for any warranty.

Please note we can also provide a free quotation for the installation of the appliance as well as a quotation on new heaters from all the leading manufacturers, we also provide servicing and repairs Nationwide please call our office for more details – Tel: 01254 701800