GPI Water Flow Rate Meter

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Item No: WEB171046
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Product Information

GPI® Inline Digital Water Flow Rate Meter

Ideal for irrigation, logging water usage, livestock watering and sprayer tanks

  • Measure cumulative, batch total and flow rate
  • 32°F to 140°F operating temperature

This easy-to-use water flow rate meter allows you to keep track of cumulative, single-batch and flow rates, making it ideal for use when irrigating or filling spray tanks. Inline meter features female NPT fittings and may be mounted horizontally or vertically. Factory-calibrated for water (gallons or liters), and may also be field calibrated for even greater accuracy. ±3% accuracy. Includes two user-replaceable, 3-volt lithium batteries. Maximum working pressure is 150 psi at 73ºF. USA made. Select Inlet/Outlet NPT size from dropdown menu above.
NOTE: Not for sale in Alaska, Hawaii, U.S. Territories or International.

Specs Item # 171046 Item # 171047 Item # 171050 Item # 171051 Item # 171052
In/Outlet ½” NPT ¾” NPT 1” NPT 1-1/2” NPT 2” NPT
Flow Range 1-10 GPM 2-20 GPM 5-50 GPM 10-100 GPM 20-200 GPM
Oper. Temp. 32 to 140°F 32 to 140°F 32 to 140°F 32 to 140°F 32 to 140°F
Wt. 0.31 lb 0.38 lb 0.51 lb 0.81 lb 1.14 lb
Dim: LxWxH 4-5/16 x 2 x 2-1/2" 5-5/16 x 2 x 2-11/16” 6 x 2 x 3 7 x 2-5/16 x 3-5/8" 7-1/2 x 2-13/16 x 4-1/8"

NOTE: Do not use to meter fuel or chemicals. Meter customer receives may appear slightly different than meter in photo.

NOTE: Cannot be sold in or shipped to Alaska, Hawaii, U.S. Territories or International. Cannot ship by air.

View all Watering Equipment and Irrigation Supplies

NOTE: There will be an additional shipping charge when ordering this item due to special handling per D.O.T. regulations. For specific details, please contact us or call us at 1-800-382-8473.

Online Documents


  • MSDS - GPI Inline Digital Water Meter -- 1/2" NPT