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Special order from Davis Instruments — Estimated 2–4 weeks.
Description
Soil Moisture Sensor, Vantage Pro® and Vantage Pro2™
Watermark® soil moisture sensor uses electrical resistance to measure the moisture level of the soil. Does not require periodic maintenance during the growing season. Simply bury at the desired depth, then monitor moisture levels throughout the season. Add up to 4 sensors to a single Leaf & Soil Moisture/Temperature Station. Includes 15' (4.6M) cable.
Compatible with Vantage Pro and Vantage Pro2. The Soil Moisture Sensor must be connected via a Leaf & Soil Moisture/Temperature Station (#6345).
Watermark® soil moisture sensor uses electrical resistance to measure the moisture level of the soil. Does not require periodic maintenance during the growing season. Simply bury at the desired depth, then monitor moisture levels throughout the season. Add up to 4 sensors to a single Leaf & Soil Moisture/Temperature Station. Includes 15' (4.6M) cable.
Compatible with Vantage Pro and Vantage Pro2. The Soil Moisture Sensor must be connected via a Leaf & Soil Moisture/Temperature Station (#6345).
Accessories
No accessories listed for this product.
Specifications
| SKU | 6440 |
| UPC | 011698003303 |
| Brand | Davis Instruments |
| Category | Outdoor |
| Country of Origin | UNITED STATES |
| Weight | 0.26 |
| Dimensions | 6 x 6 x 1 |
| Status | Active |
| Last Synced | 10/9/2026, 2:06:40 AM |
Compliance & Shipping
Returnable
Product Literature
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Frequently Bought Together
Compare Key Features
| Feature |  Davis Soil Moisture Sensor CURRENT |  Davis WeatherLink Console |  Davis Vantage Vue Wireless Weather Station w/WeatherLink Console |  Davis Vantage Pro2 Wireless Weather Station w/WeatherLink Console & Standard Radiation Shield |  Davis Vantage Pro2 Wireless Weather Station w/WeatherLink Console & 24hr Fan Aspirated Radiation Shield |
|---|---|---|---|---|---|
| Price | $81.90 | $361.25 | $616.25 | $879.75 | $1236.75 |
| Brand | Davis Instruments | Davis Instruments | Davis Instruments | Davis Instruments | Davis Instruments |
| Condition | New | New | New | New | New |
| Availability | Out of Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 0.26 | 2 | 6.25 | 10.35 | 15.95 |
| Dimensions | 6 x 6 x 1 | 13 x 7 x 3 | 18 x 15 x 8 | 18 x 16 x 11 | 24 x 19 x 12 |
| SKU | 6440 | 6313 | 6242 | 6252 | 6253 |
| Country | UNITED STATES | UNITED STATES | US | UNITED STATES | UNITED STATES |
| View Item | View Item | View Item | View Item | View Item |
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$81.90