Signet FSDD — Gold Analyzer XRF
Lab-grade XRF for non-destructive gold testing — 72 elements.
The Signet FSDD is a bench-top XRF analyzer engineered for the precious metal industry. It identifies and quantifies 72 elements — including gold, silver, platinum, palladium, iridium, rhodium, ruthenium, iron and more — non-destructively, in 10 to 60 seconds.
Build
Industrial
- ±0.03% Au accuracy
- 72 testable elements
- Si-Pin detector
- 10–60 second tests
- Triple-stage W-target tube
- 230 V / 50 Hz operation
Engineering that replaces a team.
Si(Silicone Pin) detector, triple-stage W-target X-ray tube, ±0.03% Au accuracy, and Semsons qualitative/quantitative analysis software make the FSDD the gold standard for BIS hallmarking and refinery use.
- Solid, powder, liquid samples
- Analysis range 1% – 99.99%
- 0–50 kV / 0–1 mA tube
- 368 × 298 × 86 mm chamber
- 40 kg net weight
- BIS-friendly software
Every detail on the record.
Sourced from the official 2026 Semsons Tech XRF Testing catalogue.
| Model | Signet FSDD |
|---|---|
| Detector | Si (Silicone Pin) |
| Measurement Objects | Solid, powder, liquid |
| Accuracy | +/-0.03% (Au ≥ 96%) |
| Analysis Range | 1% – 99.99% |
| High Voltage | 0 – 50 kV / 0 – 1 mA |
| Testable Elements | 72 (Au, Ag, Pt, Pd, Ir, Cd, Cu, Ni, Zn, Rh, Ru, Fe, Co, Os, W, Pb, Mn, Rh) |
| X-ray Source | Triple-stage W-target tube |
| Test Time | 10 – 60 seconds (40 s best) |
| Chamber | 368 × 298 × 86 mm |
| Input Voltage | 230V / 50 Hz |
| Weight | 40 kg |
Built for the workflows that demand precision.
01
BIS hallmarking centers
02
Jewellery retailers
03
Refineries
04
Banks and pawnbrokers
05
Customs & assay offices
Buyer questions, answered.
Clear answers to the most common technical and commercial questions on this machine.
Get a quote for the Signet FSDD.
Tell us your output target and country — our team will revert within 24 hours with pricing, lead time, and a virtual demo invite.