Basics of heat transfer

Heat exchangers are to best facilitate heat transfer between two or more heat transfer fluids without mixing....

Time to innovate innovation

The brazed plate heat exchanger (BPHE) is a product of modern innovative technology. Production of BPHE started only 25 years back...

Laser marking

SIA "EKO AIR" offers services of laser marking 
(drawing logo of the company, 1D or 2D bar code, etc.)
Home / Products / NB - Range of brazed plate heat exchanger


Production and head office:

"Eko Air" Ltd., 30D, Miera str., Salaspils, Latvia LV-2169




NB 134

Brazed plate heat exchanger. Application: refrigeration systems, heat pumps, hydraulics, substations and so on. Design pressure -16 bar at +200°С.

  • Chevron angle: L
  • Max. No of plates: 140
  • Port size: 33 mm
  • Volume of channel: 0,083 litres
  • Max. flowrate: 22 m3/h
  • BPHE dimension: 376 mm х 119 mm
  • BPHE height dim.: 27,1 mm. +5,7 mm. + 2,25 mm.х N

Connectors - different combination of diametres from  12 mm to 32 mm.  As standard - Universal threaded solder 1”ISO G.

  • Height of connector: 27,1 mm
  • Types of connections: external and internal thread, solder.
  • Weight: 2,04 kg+0,130 kg.х N
  • Stud bolts: 4хМ8


  • Corrugated plates: stainless steel AISI316L (1.4404)
  • Reinforcement plates: stainless steel AISI304 (1.4301)
  • Standard connectors: stainless steel AISI304 (1.4301)
  • Brazing filler: copper 99,99%

Versions: single-pass, two stage, multipass, X, Z, U
М of connectors: 8