SaferProducts incident

Failure type

Fire / ignition

Incident narrative

SaferProducts.gov consumer incident report 20241111-7ED39-2147335379. Severity: Incident, No Injury. Product: Qidi Plus 4 (Qidi Plus 4 3d printer https://qidi3d.com/products/plus4-3d-printer). Incident: I recently purchased a Qidi 3D printer called the Plus 4. This was a new model on the market and I ordered it at the end of September, receiving it October 1st. I used this printer for several weeks before discovering some serious safety issues. After two weeks of use, I noticed a very strong burning plastic smell from this device. On discussing the issue with other members on the official Qidi tech [REDACTED], I removed the back panel from my printer and discovered the line voltage Solid State Relay that controls power for the chamber heater had melted significantly. This began my attempts to get the company to recall the printer and fix the problem. Since then, the past few weeks have been a cluster of bad decisions from the manufacturer. I asked the company to send a notice to all purchasers that continued use of the chamber heater was unsafe. Several [REDACTED] videos have been made by other early users demonstrating the immediate need for a recall and replacement of this part. The manufacturer has put this off for weeks. They have responded that the tests weren't "fair", even when I presented my own evidence that this was a fire hazard. They sent out replacement parts only to people who specifically asked for them, and sent out the same defective part as original. They also updated the firmware on their printer, without telling any customers that this was required, to a setting which uses less power, but is still creating unsafe temperatures in this power supply. Upwards of 210C has been recorded on video by several people in testing. A few days ago they started shippi