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P4 Precision Series

P4 Precision Dry Pressure
Higher Reliability, Faster Installation, Superior Accuracy | Sense the Difference

Precision calibrated 0.25% and 0.50% accuracy models
Standard NIST certification
Versatile DIN mounting and duct conversion
LED status indication anad Zero push button and contact closure
  • Comes standard with 7-point NIST certificate; more accuracy points than any competitor
  • 0.25% and 0.50% accuracy versions available from 0.25" to 25" W.C.
  • Precision calibrated, temperature compensated, non-positiion-sensitive pressure element
  • Versatile duct, filter, or remote mounting; address all with a single unit with RP-6 probe addition
  • DIN mount - forward for LCD panel or sideways for panel space savings
  • 0-5VDC/10VDC or 4-20 mA loop powered versions
  • Conduit cover for 3/8” flex connectors
  • LED facilitates locating sensor in ductwork


Now with NIST calibrated 0.25% and 0.50% accuracy options, the P4 dry media pressure transmitter features fixed ranges optimized for building (zone) pressure, filter measurement, and static duct applications.   Innovative static probe integrates with unit or can be mounted remotely for static pressure.  PATENT PENDING. CALL FOR SPECIAL PRICING


  • Building (zone) pressure
  • Filter condition measurement
  • Duct/static
  • Meets 0.25% or 0.5% accuracy specs
Product Price Quantity
P4-2500-DU2LP 25'' Fixed 3-Wire 4-20mAUni-Dir .25% NIST LCD D-Probe
$474.00 /


P4-2500-DU2LX 25'' Fixed 3-Wire 4-20mAUni-Dir .25% NIST LCD NoProbe
$438.00 /


P4-2500-DU2XP 25'' Fixed 3-Wire 4-20mAUni-Dir.25% NIST NoLCD D-Probe
$415.00 /


P4-2500-DU2XX 25'' Fixed 3-Wire 4-20mAUni-Dir.25% NIST NoLCD NoProbe
$390.00 /


All prices shown are excluding tax unless otherwise specified.