
Asterion® PW
Pin Welder
Asterion® PW is the world’s fastest and most precise ultrasonic pin welder. Its integrated pin feeding system and long-life sonotrode are designed to maximize productivity, ensure superior quality, and minimize the total cost of ownership (COO).
Asterion® PW is built with a high-resolution linear motor positioning system and patent-pending Sonotrode design, achieving ±40 µm @ 3σ pin placement repeatability.
Its advanced cleaning station ensures superior product quality. Its sonotrode offers the longest operational lifespan in the industry to maximize COO.

| General | |
|---|---|
| Weld Area | 300mm (X) x 300mm (Y) |
| Weld Force (Max) | 350N |
| Foot Print | 690mm (W) x 1430mm (D) x 2300mm (H); 1242mm (W) with MHS option |
| Ultrasonic Frequency | 20 kHz, Torsional |
| Ultrasonic Power (Max) | 1,500 W |
| Pin Placement Repeatability | ±40µm at 3σ |
| Sonotrode | K&S-designed Custom sizes based on Pin dimensions |
| Weight | 820kg Uncrated |
| Facility Power Requirements (Electrical) | 180–240VAC, Single Phase, 50/60 Hz, 15A Breaker, 3.0kVA with MHS Option |
| Facility Air Requirements | 0.4–0.7 MPa CDA; 500 LPM with MHS Option |
| Compliance | RoHS Compliant and CE Certified |
| OS | Windows 10 |
| Pattern Recognition / Optics / Vision | |
| Vision System | GS4 Image Acquisition & Processing System |
| Material Handling | |
| Pin Feeding | Automatic Pin Feeding system from bulk |
| Carrier Handling | Optional Inline or Mag-to-Mag carrier handler |
| Product Clamping | Optional manual or automatic product clamping with custom tooling |
| Cleaning Station | Cleaning station with ionizer |
| 3rd Party Handler Support | Support using ePEI |
| Factory Automation Support | Support using SMEMA |
| Options | |
| Available Options | SECS/GEM |
| WPM (Weld Process Monitor) | |
| Strip Mapping | |
| Consumables Verification | |
| KNeXt | |