Conex B Maxi Pro | Hevac
  • SEAI Triple E

Conex B Maxi Pro

Conex B Maxi Pro View Large Image

Conex B Maxi Pro

Features and Benefits:

An innovative press system which is quick and simple to install providing a secure and permanent joint.

3-point press design– one press each side of the bead, and one press compressing the O-ring.

Lead-in edge design aids installation and helps protect the O-ring from damage or displacement.

Suitable for air-conditioning and refrigeration applications up to 48 bar.

Flame-free installation avoids the need for a fire permit and the risk of fire on site.

Mechanical joint, eliminates the need for nitrogen purge during the jointing process.

Covered by a 5 year product Guarantee when installed by a trained and certified >B< MaxiPro installer. Please refer to the >B< MaxiPro Guarantee document.

For safe and secure installation, >B< MaxiPro is supported by an installation training course.
Please contact

Technical Data




Air conditioning and refrigeration


Copper to copper

Approved tube*:
Copper tube conforming to

EN 12735-1 or ASTM-B280

Fitting / Tube range (inches)

1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1 1/8"

Fitting Material

Refrigerant grade copper 
(C12200 min 99.9% pure)



Approved oils

PVE, POE, PAO, AB and mineral oil

Maximum operating pressure

48 bar at 121°C (700 psig at 250°F)

Temperature range

-40°C to 140°C (-40°F to 284°F)

Leak tightness

Helium ≤ 7.5 × 10-7 Pa.m3/s at +20°C, 10 bar


200 microns

UL listing continuous operating temperature

121°C (250°F)

Compatible refrigerants

R-32, R-134a, R-404A, R-407C, R-407F, R-410A, R-507, R-1234ze, R-1234yf, R-718, R-450A, R-513A, R-448A, R-449A, R-407A, R-427A, R-438A, R-417A and R-422D

Approvals, standards ?and code compliance

UL 207 - file no. SA44668.

UL 109 - 7 Pull Test, compliant.

UL 109 - 8 Vibration Test, compliant.

UL 1963 - 79 Tests of Gaskets and Seals Used in Refrigerant Systems, compliant.

ISO 5149-2:2014, compliant.

ISO 14903, Tightness Test, compliant.

EN 378-2:2016, compliant.

EN 14276-2:2007+A1:2011, compliant.

EN 16084:2011, compliant.

ASTM G85-11, Standard Practice for Modified Salt Spray (Fog) Testing.

Clear All

Your Recently Viewed Products

Oops! Something went wrong there and we were unable to load the page you requested.

Sign Up