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SILATU Plasma Cutter, 85Amps Blowback Pilot Arc Air Sensor Technology, Digital Display, 110V/220V Dual Voltage Non-HF CNC Plasma Cutter Machine, 1″ Clean Cut 7/5″ Max Cut, PT/2T/4T for Beginners DIY

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Model: STC850P MAX


Features

  • CNC Function: The plasma cutting equipment is equipped with blow-back technology and a Non-HF (non-high frequency) pilot arc, which are compatible with CNC systems. This setup minimizes the risk of high-frequency signal interference, thereby improving cutting stability. The non-contact blow-back pilot arc initiation ensures that the arc starts without the need for physical contact with the metal. The machine features two connection ports: a 2-pin connector for arc voltage output at 1:1 ratio and 5-pin connector for signal control. This design facilitates seamless integration with CNC cutting tables
  • Plasma Cutting Thickness: This blow back pilot arc plasma cutter from SILATU includes an automatic voltage detection system that works with both 110V and 220V inputs, operating on a single-phase power supply with a 60% duty cycle. It is optimized for cutting materials up to 15mm thick at 40A on 110V with 45 PSI air pressure, and up to 35mm thick at 85A on 220V with 70 PSI. For electrical safety, it requires a big current circuit breaker for 110V operation and a 50A breaker for 220V. The versatility of this SILATU plasma cutter makes it suitable for a wide range of materials, including stainless steel, alloy steel, mild steel, copper, aluminum, etc
  • Air Sensor Technology: An integrated air sensor displays the air pressure on the machine's front panel. Users can manually adjust the air pressure using the air regulator, as automatic adjustment is not available. An air filter is installed at the rear of the unit, featuring a quick-connect 1/4 NPT air fitting for easy setup. When connected to an air compressor, the recommended air pressure should be set to around 70 PSI, with a flow rate of approximately 250 liters per minute(Note: Purchase the air compressor separately)
  • PT/2T/4T/PA Function: The post-flow cooling time, adjustable between 3 and 15 seconds, extend the life of the torch head and consumables. The 2T mode offers semi-automatic control over the torch trigger, whereas the 4T mode enables fully automatic triggering, freeing the operator's hand. The PA setting adjusts the duration of the pilot arc. Additionally, the SILATU plasma cutter model STC850P MAX incorporates a mesh cutting mode designed to prevent arc interruption when cutting mesh materials
  • CNC Cutting Torch: Under the CNC function, we recommend using a straight torch, which is an optional accessory and not a standard component. The straight torch offers greater convenience, although it comes at a higher cost. We recommend either the PTM80 or the PTM60 models. Of course, the handheld cutting torch that comes with the machine can also be used with the CNC system, it just needs to be securely fastened
  • Digital Screen Display: The CNC plasma cutter's digital display panel provides a centralized view of key parameters such as air pressure, voltage, and current. This allows operators to monitor the machine's status in real-time and make adjustments as needed, enhancing operational efficiency. In the event that the blow-back plasma cutter does not function properly, the screen offers an error code system to assist in troubleshooting and identifying issues quickly, ensuring system safety and extending machine life

Manufacturer: ‎SILATU


Part Number: ‎STC850P MAX 110/220V


Item Weight: ‎23.2 pounds


Product Dimensions: ‎14.2 x 12.4 x 20.2 inches


Item model number: ‎STC850P MAX


Size: ‎STC850P MAX 110/220V


Color: ‎Orange/Black


Material: ‎Iron


Power Source: ‎ac


Voltage: ‎110220 Volts


Wattage: ‎13600 watts


Item Package Quantity: ‎1


Included Components: ‎‎Simple Operation Built-in Air Regulator, Blow Back Pilot Arc; Powerful Performance Max Cutting 35mm @220V 85A 70PSI


Batteries Included?: ‎No


Batteries Required?: ‎No


Date First Available: December 27, 2024


Frequently asked questions

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Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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View our full returns policy here.

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Top Amazon Reviews


  • Great product
Model: STC850P
This product works great. It cuts like butter and has made the whole process go smoother
Reviewed in the United States on September 22, 2025 by Michelle

  • Excellent value
Model: STC650P MAX
The 65 amp blowback CNC capable model I purchased is better than expected. I tested it over a wide range of amperage and air pressure settings using the included charts in the well written manual. The performance was on par with machines costing five times this price point. This will not disappoint for hand cutting but will really shine on a CNC table. The manual makes the set up easy and the charts help you match the power for the material your cutting. ... show more
Reviewed in the United States on June 17, 2025 by Gayla

  • Good !!!
Model: STC750P
I am very impressed with the quality of this product. It works perfectly and is exactly as described. Highly recommend!
Reviewed in the United States on August 23, 2025 by Gusta Peters

  • Decent
Model: STC550P
These are what you pay for them. Not very nice but they will cut steel. If you want nice consistent cuts this doesn’t even compare with a name brand machine. That being said it still works okay.
Reviewed in the United States on September 30, 2025 by Casey Charlson

  • Great little machine!
Model: STC650P
Great plasma machine. Came with everything needed. Been using it a fair amount with no issues. I would definitely recommend it! vs speeding big $ on a name brand one. You can buy three of these for the price of a "blue" brand one. Definitely would recommend it!
Reviewed in the United States on October 8, 2025 by Lou Brunskill

  • Customer service from silatu is horrible
Model: STC650P
Zero stars if possible. Ordered a unit that said it would be delivered by a certain date, then delivery date changed for a month later. Hadnt been shipped in 2 weeks. Canceled and ordered different machine that would be here in 2 days. Machine arrives and is defective. Incorrect installation of parts from factory caused a massive air leak from machine. Messaged silatu, customer service gave me the run around for over a week. Finally instead of offering to send a replacement, they want me to wait almost 2 weeks for a damaged item replacement to arrive and want me to tear apart a brand new machine and risk further damage to the unit. Have had the machine almost 2 weeks completely unusable and now must wait 2 more for some replacement parts. And if i damage the machine from tearing it apart or it doesnt work when i put it together then im out of luck. Amazon direct did try to offer a refund but i was already dealing with then company directly in hopes they would resolve the issue. And it was going to take up to 30 days or more to recieve a refund. Terrible, terrible business from silatu. ... show more
Reviewed in the United States on January 21, 2025 by Amazon Customer Amazon Customer

  • It’s a very good machine well made
Model: STC850P
It cuts metal like a knife cuts through butter.
Reviewed in the United States on September 19, 2025 by Johnny Hovis

  • Under-powered, but good customer service.
Model: STC650P
This Plasma Cutter wasn't able to cut through 3/8" thick metal at the highest settings. However, it will work with 1/4" or thinner material. I was allowed to return this without any issues.
Reviewed in the United States on September 28, 2025 by Michael M.

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