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Sanha  |  SKU: 6912401815

Sanha NiroTherm Reducing Socket

1199 €
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● Delivery time: 5 to 10 business days
● Shipping: Germany €4.99, free from €100; EU €19.99
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Description

Sanha NiroTherm reducing coupling is a reducing coupling with universal press ends on both sides for joining two pipes of different diameters. The item belongs to the NiroTherm press fitting system (series 91000) made of stainless steel. According to Sanha, the system is intended for closed heating and cooling circuits, technical gases, compressed air, rainwater and treated water; according to Sanha, it is not permitted for drinking water.

Technical data

System NiroTherm, series 91000, catalogue number 91240
Design reducing coupling, universal press ends on both sides
Material stainless steel, material no. 1.4301 according to EN 10088
Sealing ring EPDM, black, factory-fitted
Nominal pressure PN 16 (according to Sanha)
Max. continuous temperature -30 to 120 °C, briefly up to 150 °C (according to Sanha)
Testing connection tested in accordance with DVGW W 534 (according to Sanha)
Press tool up to 54 mm with press jaws of the SA, V or M original profile (according to Sanha)
Suitable pipes NiroTherm and NiroTherm F system pipes according to EN 10312 (Sanha recommendation)
Dimensions d 18 to 28 mm

The Sanha NiroTherm installation dimensions data sheet (as of 16.10.2025) states only single values for this item without assignment to the old or new design; they are not reproduced here.

Features

  • Since 2024, according to Sanha, various NiroTherm items have new overall dimensions and a changed insertion depth; items with the new dimensions carry an additional X on the label.
  • Marking according to Sanha: red dot on the fitting (not permitted for drinking water).
  • Leak path feature: connections accidentally left unpressed are detected during the leak test. Sanha states test pressures of 1 to 6.5 bar with water or 150 mbar to 3 bar with air for this.
  • Compressed air according to Sanha with residual oil content up to 25 mg/m³.
  • For technical gases, the maximum operating pressure is 16 bar according to Sanha.

Installation notes

  • Determine the insertion depth before pressing, as specified by Sanha: push the pipe into the fitting until resistance is felt and mark the depth with a waterproof marker. Sanha does not recommend templates for NiroTherm, as the items can have different insertion depths.

Note on variants

Select the size. The size states the two diameters d1 x d2 in mm.

Data sheets and manuals (PDF)

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