Portable Thru-Bore Welding Positioners

Product Code: 12P-800

Pipe Stand’s 12P-800 is a versatile thru-bore portable weld positioner. It’s built to enhance productivity in lighter duty fabrication tasks in your welding shop.

Portable Thru-Bore Welding Positioners Specifications

Load Capacity 453.6 kg (at Chuck Face)

1,000 lbs (at Chuck Face)

Shipping Dimensions 660.4 mm x 660.4 mm x 660.4 mm

26″x 26″x 26″

Power Requirements 110 V, 1-ph
Rotation Speed 0.45–4.5 RPM
Turning Torque 338.9 Nm

3,000 in-lbs

Table 304.8 mm OD Turntable compatible with 304.8 mm chuck or welding gripper

12” OD Turntable compatible with 12” chuck or welding gripper

Ground Capacity 200 or 400 Amps
Thru-Bore 76.2 mm hollow thru-bore

3″ hollow thru-bore

Range of Operation Hand crank self locking worm gear tilt feature -5°–100° range c/w angle gauge
Equipment Mass Positioner: 86 kg / 190 lbs
Chuck 49.9 kg / 110 lbs


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Portable Thru-Bore Welding Positioners Product Information

The 12P-800 is a versatile thru-bore portable weld positioner. It’s built to enhance productivity in lighter duty fabrication tasks in your welding shop. With a 660.4 mm x 660.4 mm x 660.4 mm / 26”x26”x26” footprint, its compact design can support up to 453.6 kg / 1,000 lbs. of load capacity. This portable weld positioner includes an 3” hollow thru-bore.

The 338.9 Nm / 3,000 lbs. turning torque gives this welding positioner a consistent and flawless rotation power. It can rotate workpieces at a consistent speed ranging between 0.45 and 4.5 rotations per minute (RPM). This allows users to achieve highly controlled and consistent welds. It features a 304.8 mm / 12” outer diameter (OD) turntable that is compatible with a 304.8 mm / 12” chuck or a welding gripper.

The thru-bore positioner’s range of operation is also versatile. It offers a hand crank self-locking worm gear with tilt feature. This has a c/w angle gauge ranging between 5° and 100°. The equipment has been built with consideration of the end user’s safety, comfort and convenience in mind.

12P-800 offers two options of ground capacity. Operators can choose the 200Amps or the 400Amps ground capacity. The equipment’s mass is 86 kg / 190 lbs. with is its chuck weighing 49.9 kg / 110 lbs (136 kg / 300 lbs total).

This thru-bore positioner runs on a standard power input of 110V, 1-ph but can be customized upon request.

The 12P-800 has a fully enclosed worm gear rotation drive, dynamic brakes that will bring table rotation to a quick stop and offers clockwise and counter-clockwise table rotations. It is considered to be the most robust, high quality designed portable welding positioner for its price and in its class.

Portable Thru-Bore Positioner Accessories

Popular options available include height adjustable scissor lift cart. This allows operators to obtain suitable working height. The roller cart has ergonomic design offering user’s comfort while working. Additionally, onboard roller supports can be used. Tripods, welding pipe stands and pipe roller stands are also frequently purchased with this portable pipe turning positioner.


Foot switch with forward / reverse functionality, and upgraded foot switch that includes speed control are available. Hand pendant options are also available with forward reverse function, as well as digital readout and wireless hand pendant upgrade.

12P-800 Practical Benefits:

  • Supports up to 453.6 kg / 1,000 lbs. of load capacity at chuck face. This makes it ideal for lighter duty industrial fabrication jobs.
  • Constant rotation speed range of 0.45-4.5 RPM.
  • Turning torque of 338.9 Nm / 3,000 lbs.
  • Features a 304.8 mm / 12” OD turntable with 304.8 mm / 12” chuck compatibility.
  • Has a 76.2 mm / 3” hollow thru-bore.
  • Range of operation: hand crank self-locking worm gear tilt with 5°-105° c/w angle gauge range.
  • Standard ground capacity of 200Amps or 400Amps.

Perth and Brisbane Distribution Centres for Delivery Australia Wide Ordering Information

We carry stock in both our West Australian and our Queensland warehouses and can arrange delivery Australia wide. Some items are special order however we still have reasonable timeframes on delivery.

To arrange a quote please use the “Request a Quote” form. If you are looking for a specialty item or a custom build, please contact us directly with your specifications and one of our engineering team will be able to assist.

Manufacturer Information LJ Welding Automation

Pipe Stand is Australia’s leading distributor of LJ Welding products, from Pipe Stands, to Cable Reel Rollers, and everything in between.

LJ Welding Automation based out of Edmonton, Alberta, Canada, has been delivering top-quality welding positioners, vessel rotators, pipe and tank turning rolls, and welding automation equipment to the welding and fabrication industry for decades.

All equipment from LJ Welding Automation CSA/UL certified in-house in their CSA-compliant facility (CE certifications available on request). Equipment is APEGA certified (Engineering), with a full engineering department including a variety of professional Mechanical Engineers, CAD Technicians, Controls & Computer Programming engineers.

3D SOLIDWORKS modelling is used to create 3D drawings for customers to view prior to custom manufacturing and their state of the art facility utilizes robotics and full CNC machining centres to maximize productivity, which is returned in value to customer through lower production costs.

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