Supco DHS55 Digital Handheld HVAC Refrigerant Scale is a lightweight, easy-to-use, transportable scale.

Mastercool 98310 Wireless HVAC Charging Scale without Solenoid is designed with an extremely accurate weight sensor and user-programmable settings.

Mastercool 98209 Compact HVAC Refrigeration Charging Scale is designed to measure weight up to 11.02 lbs.

JB Industries DS-20000 Digital HVAC Refrigeration Charging Scale comes with many awards for it's construction.  JB Industries DS-20000 utilizes an advanced solid state load cell, which produces highly accurate results down to (0.25 oz/ 10 gram).  Yet, its capacity reaches 220lb or 100kg.  Auto shut off conserves battery energy, yet it can be disables, as well.  Overall, it is one of the best refrigerant charging scales on the market.  The refrigerant scale produces accurate results, even if the tank is placed off the center.  The JB Industries DS-20000 comes with

Yellow Jacket 68813 Programmable HVAC Refrigeration Charging Scale is designed to weigh refrigerant containers in addition to charging directly into the system or recover from the system.

Yellow Jacket 68812 HVAC Refrigeration Charging Scale is designed to weigh refrigerant containers in addition to charging directly into the system or recover from the system.

Yellow Jacket 68803 Programmable HVAC Refrigeration Charging Scale is designed to weigh refrigerant containers in addition to charging directly into the system or recover from the system.

Yellow Jacket 68802 HVAC Refrigeration Charging Scale is designed to weigh refrigerant containers in addition to charging directly into the system or recover from the system.

TIF Instruments TIF9030 Compact HVAC Refrigeration Charging Scale is designed to weigh refrigerant up to 220 lbs (100kg) with 0.1 oz resolution and accuracy within ±0.5oz.

Inficon Wey-TEK Digital HVAC Refrigeration Charging Scale is designed to accurately weigh and charge refrigerants up to 220 lbs with a high accuracy of 0.25 oz (10 gm).