The VSI is a pitot static instrument that measures the rate of climb or descent of the aircraft. There are several different scales and ranges to choose from.| Range | Size | Weight | Part Number |
|---|---|---|---|
| 2,000 ft/min | 3-1/8” | 12.9 oz / 366g | VSI2FM-3 |
| 3,000 ft/min | VSI3FM-3 | ||
| 4,000 ft/min | VSI4FM-3 | ||
| 10 metre/sec | VSI10MES-3 | ||
| 2,000 ft/min | 2-1/4” | 9.2 oz / 284g | VSI2FM-2 |
| Part Number | Description | Stock | Price | |
|---|---|---|---|---|
| VSI4FM-3 | VSI 4000FT | 0 | £81.50 | |
| VSI3FM-3 | V.S.I | 5 | £85.00 | |
| VSI2FM-3 | V.S.I. | 1 | £75.00 | |
| VSI2FM-2 | V.S.I 2-1/4" | 0 | £122.00 | |
| VSI10MES-3 | V.S.I.10 METER/SEC | 0 | POA |