With four ports and a built-in vacuum gauge on the SMAN4 digital manifold, users can evacuate a system, pull a vacuum, add refrigerant, and dial in the charge without unhooking their manifold. There are three standard ¼-inch ports and one beefy 3/8-inch port with the bore in the manifold being 3/8 inch throughout.

Fieldpiece Instruments will be showing the new wireless, four-port, digital manifold, the SMAN4. With four ports and a built-in vacuum gauge, HVACR professionals can now evacuate a system, pull a vacuum, add refrigerant, and dial in the charge without unhooking their manifold.

Fieldpiece Instruments will be showing the new wireless, four-port, digital manifold, the SMAN4. With four ports and a built-in vacuum gauge, HVACR professionals can now evacuate a system, pull a vacuum, add refrigerant, and dial in the charge without unhooking their manifold. 

Testo Inc. has announced its “2013 Ultimate Contractor Collection Giveaway.” The company said the giveaway includes a selection of Testo products valued at more than $6,000 and will be awarded to one contractor at the close of the entry period.

Testo Inc. announced that it is now offering a $75 mail-in rebate when a new digital manifold and digital vacuum gauge are purchased. Through July 31, 2013, anyone who purchases new a Model 550, 557 or 570 Digital Manifold and a 552 Vacuum Gauge is eligible for a $75 rebate.