---
product_id: 2171008
title: "Fieldpiece PRH2 Digital Psychomotor"
brand: "fieldpiece"
price: "R$1551"
currency: BRL
in_stock: true
category: "Fieldpiece"
url: https://www.desertcart.com.br/products/2171008-fieldpiece-prh2-digital-psychomotor
store_origin: BR
region: Brazil
---

# Bright backlight display Pocket-sized precision Battery-powered convenience Fieldpiece PRH2 Digital Psychomotor

**Brand:** fieldpiece
**Price:** R$1551
**Availability:** ✅ In Stock

## Summary

> 📐 Precision in your pocket, performance in your hands.

## Quick Answers

- **What is this?** Fieldpiece PRH2 Digital Psychomotor by fieldpiece
- **How much does it cost?** R$1551 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/2171008-fieldpiece-prh2-digital-psychomotor)

## Best For

- fieldpiece enthusiasts

## Why This Product

- Trusted fieldpiece brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Narrow Tip Design:** Easily insert into ductwork for accurate in-duct analysis without hassle.
- • **Pocket-Sized Power:** Clip it on and carry precision wherever you go—like a pen, but smarter.
- • **Bright Backlight Display:** Work confidently in any lighting condition with a crystal-clear, illuminated screen.
- • **Sensor Protection Twist Cap:** Keep your sensors safe and ready with a simple twist—durability meets convenience.
- • **Rapid Psychrometric Readings:** Get instant humidity, wet bulb, dew point, and dry bulb temps for on-the-spot decisions.

## Overview

The Fieldpiece PRH2 Digital Psychrometer is a compact, battery-powered tool designed for fast, accurate measurement of relative humidity, wet bulb, dew point, and dry bulb temperatures. Its narrow tip and protective twist cap make it ideal for in-duct testing, while the bright backlight ensures usability in all environments. Engineered in the USA, it’s a trusted choice for HVAC professionals seeking reliable, on-the-go psychrometric data.

## Description

Use the pocket sized PRH2 for incredibly fast and accurate everyday psychometrics. Get your percent relative humidity, wet bulb, dew point, and dry bulb temperatures quickly and easily. made in United States. Manufactured by Fieldpiece instruments Inc.

## Features

- Use for walk around testing or in-duct analysis
- Clip it to your pocket just like a pen
- Narrow tip for insertion into ductwork
- Twist cap protects sensors when not in use
- Bright backlight

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0087SD43W |
| Best Sellers Rank | #42,103 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #65 in Multi Testers |
| Brand Name | Fieldpiece |
| Customer Reviews | 4.6 4.6 out of 5 stars (712) |
| Included Components | Meter |
| Item Dimensions | 0.09 x 3 x 2 inches |
| Item Weight | 3.2 ounces |
| Manufacturer | Fieldpiece Instruments Inc |
| Measurement Type | Psychrometer |
| Model | PRH2 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | PRH2 |
| Power Source | Battery Powered |
| Specification Met | Some |
| Style Name | Digital |
| UPC | 872641002664 696335209166 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 120 °C |

## Product Details

- **Brand:** Fieldpiece
- **Item Weight:** 3.2 ounces
- **Item dimensions L x W x H:** 0.09 x 3 x 2 inches
- **Power Source:** Battery Powered
- **Style:** Digital

## Images

![Fieldpiece PRH2 Digital Psychomotor - Image 1](https://m.media-amazon.com/images/I/61Wt5e-CwAL.jpg)
![Fieldpiece PRH2 Digital Psychomotor - Image 2](https://m.media-amazon.com/images/I/61U8HWvq3BL.jpg)

## Questions & Answers

**Q: how can i use this**
A: When you go in to the customers house turn on The A/C take WB (wet bulb) reading at the return air grill then go outside and take a dry bulb measurement at condensing unit or heat pump use your measurements with your refrigerant gauges. And calculate your subcooling or superheat depending on weather you have a TXV or not, I just enter the values in to my SMAN4 gauges and it calculates it for me the I either add or remove (reclaim) refrigerant to reach my subcooling or superheat or you can type in Fieldpiece PRH2 in to You Tube and watch a video on how to use it

**Q: Tip diameter and lenght? For measuring WB temp of air entering and leaving evaporator?**
A: The PRH2 is an economical, stand-alone psychrometer that measures wet bulb, %RH, dew point and dry bulb temperatures, all in the convenience of a pocket tool. Portable enough to clip into a pocket, the PRH2 is great for walk-around testing, and the pen-like psychrometer features a slim, 2” long tip to take measurements easily inside ductwork.

The PRH2 has a bright backlight so it’s easy to read in dark areas and runs on a single AA-battery that lasts up to 100 hours.

**Q: In what way is this device a psychomotor?**
A: It's not a psychomotor, it's a psychrometer.

**Q: Can this be calibratesmf by the owner on his own?**
A: Yes

## Frequently Bought Together

- Fieldpiece PRH2 Digital Psychomotor
- Appion MGAVCT 1/4" MegaFlow Vacuum-Rated Valve Core Removal Tool
- Klein Tools 69140 K-Type Thermometer, Pipe Temperature Clamp for HVAC, Measures -4 to +212 Degrees Fahrenheit

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**Shop now:** [https://www.desertcart.com.br/products/2171008-fieldpiece-prh2-digital-psychomotor](https://www.desertcart.com.br/products/2171008-fieldpiece-prh2-digital-psychomotor)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-08-16*