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S21 Replacement Gaskets for Danfoss Sondex

Item No.: S21

SHINEHEAT supplies aftermarket replacement gaskets for Danfoss Sondex S21 plate heat exchangers. Send the full model code, existing part photographs and required quantity for configuration review.

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Description

S21 Danfoss Sondex replacement part display — S21 part presentation image enhanced from a supplied photograph. Confirm the final configuration from the existing part and approved drawing.

S21 replacement gaskets

SHINEHEAT supplies aftermarket replacement gaskets for Danfoss Sondex S21 plate heat exchangers. Send the full model code, existing part photographs and required quantity for configuration review.

The S21 gasket reference shows two complete rings along one side, diagonal sealing bridges and fixing tabs. This page retains the supplied S21 reference; confirm the full model and do not assume interchangeability with S21A or another suffix.

Enquire about S21

Match your installed parts

Send the nameplate and full plate code, photographs of both faces and the sealing groove, plus the required quantities. Material and configuration are reviewed for your service conditions.

Information needed for your S21 quotation

Equipment nameplate, complete model and plate marking, including pattern and variant.
Plate and gasket photographs, opening arrangement, sealing groove and attachment details.
Overall dimensions, port centre distances, port diameter, plate material and thickness.
Plate arrangement or GA drawing, available calculation sheet or data sheet.
Operating fluids, temperatures, pressures and cleaning conditions for material review.
Required quantities, delivery country and requested date.

Before ordering

Original equipment reference	Danfoss Sondex S21
Parts scope	Independent aftermarket replacement gaskets
Configuration and material	To be confirmed against the existing component, drawings and service conditions
Quantity and delivery	Availability and lead time are reviewed for the requested quantity and destination

S21 replacement parts questions

Are these original Danfoss Sondex parts?

SHINEHEAT supplies independent aftermarket replacement parts. The brand and model identify the original equipment reference and do not imply OEM manufacture or affiliation.

Is the model code enough to confirm compatibility?

No. The full code, pattern, dimensions, opening arrangement, gasket profile and material must also be checked.

Can the display image be used for dimensional approval?

No. The image is a presentation reference. Use the existing part, measured dimensions and approved drawings for final matching.

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