Powerbuilt 620471 6000lb, Unijack Review

A bottle jack is a mechanical tool having a cylindrical frame system usually similar to a bottle therefore named as a bottle jack. It consists of a firm and full base plate with a top pad. A bottle jack is a suitable equipment for raising bodies or equipment vertically. It is used mostly for raising vehicles and similar types of machinery. The bottle jack consists of a pressure pump which propels the cylinder up to the height which you require. You can operate the jack with a side mount handle.

The bottle jack is a small-sized jack and can be easily placed beneath the vehicle. It is very portable and you can take it anywhere with you wherever you want.


Components of a bottle jack:


  • Main cylinder

  • Release valve

  • Working piston

  • Jack handle

  • Base

  • Pump lever

  • Saddle

  • Ram

  • Extension screw

Specifications of a jack:

The Powerbuilt Unijack are typically specified by various specifications some of which are given below. These characteristics vary by jack type and also they vary from brand to brand.

  • Weight capacity: It is the maximum weight or load that a jack can lift up. It is represented in pounds or tons.

  • Maximum lift height: It is the largest distance of the jack’s lift pad or ram when the jack is in its fully extended position measured to the ground.

  • Minimum lift height: It is the minimum distance of the jack’s lift pad when the jack is in its lowest extended position from the ground.

  • Lift stroke: It is the different between the fully-retracted and fully-extended position of the jack.

  • Bypass valves: These valves prevent the jack to lift loads beyond its capacity.

  • Working orientation: It depends upon the design of the unit whether it can be used horizontally or vertically.

  • Handle length: It is the length of the handle which is used for raising or lowering the jack.

  • Power source: It is the source by which the jack is powered such as manually powered, battery powered, air or pneumatic, or electric powered.

Here is a brief powerbuilt jack reviews


  • This bottle jack is manufactured by Powerbuilt.

  • The model number of this jack is 620471.

  • The dimension of this jack 9.88 x 9.75 x 11.5 inches.

  • The maximum lifting capacity of this jack is 6000 pounds.

  • The minimum lifting height is 11 inches.

  • Its maximum lifting height is 21 inches.

  • This jacks has a weight of 23.2 pounds

  • Safety bar Locks the unit desired height

  • It has a combined hydraulic bottle jack and jack stand in one unit.

  • It has a broad flat base that reduces its sinking and enhances stability on a soft ground.

This bottle jack meets ANSI and ASME safety standards.

Powerbuilt 620471 Unijack – 6000 lb. Capacity


This powerbuilt 6000 lb unijack performs 2 functions at the same time, i.e. it can act as a jack stand and the best bottle jack as well. Therefore it is also known as a Uni-jack. This bottle jack has such a creative design that it safely lifts the vehicle and holds a Uni-body car securely by using a single lift point. Both these tasks are done by this jack very efficiently. This jack delivers both concave and flat lifting surfaces to accommodate a huge variety of lift points. It has a maximum weight lifting capacity of 6000 pounds.

It can lift a vehicle to 21 inches above from the ground level as a maximum and can lift a minimum to 11 inches. This lifting range makes it efficient for trucks, SUVs, and vans. It has a stylish design and is comes in an affordable price. This jack meets all the safety standards of ASME and PALD. It has a broad flat base that reduces sinking of the jack and enhances stability on softer surfaces.


  • Light weight and comfortable

  • Lifting height of 11 to 21 inches

  • Safety bar locks

  • Useful of oil changes and tire replacements

  • Lifts and holds the vehicle safely

  • Highly durable for cars and trucks

  • 2 in 1 jack (bottle jack + jack stand)

  • Meets ASME and PALD safety standards

  • Easy to use

  • Affordable

  • Easy to store


  • Oil leakage has been reported occasionally

Powerbuilt has offered best in high-class tools and equipment for more than 38 years. These equipments deliver innovation, quality, and durability to automotive enthusiasts and professionals. This unijack is the world’s first and only portable jack which is designed to lift and hold both regular and unibody cars and trucks safely. This jack can make your messed day. You will be greatly helpful to have this in your garage.