---
product_id: 341284885
title: "Sper Scientific 736700 Sling Psychrometer -5°C to 50°C - Professional Whirling Hygrometer for Accurate Humidity & Temperature Measurement - Wet & Dry Bulb Thermometer for HVAC & Weather Monitoring"
brand: "sper scientific"
price: "€ 673.21"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/341284885-sper-scientific-736700-sling-psychrometer-5-c-to-50-c
store_origin: SK
region: Slovakia
---

# Battery-free, eco-friendly Precision ±0.5°C accuracy Wide temp range -5°C to 50°C Sper Scientific 736700 Sling Psychrometer -5°C to 50°C - Professional Whirling Hygrometer for Accurate Humidity & Temperature Measurement - Wet & Dry Bulb Thermometer for HVAC & Weather Monitoring

**Brand:** sper scientific
**Price:** € 673.21
**Availability:** ✅ In Stock

## Summary

> 🌬️ Swing into precision — measure humidity like a pro, anywhere, anytime!

## Quick Answers

- **What is this?** Sper Scientific 736700 Sling Psychrometer -5°C to 50°C - Professional Whirling Hygrometer for Accurate Humidity & Temperature Measurement - Wet & Dry Bulb Thermometer for HVAC & Weather Monitoring by sper scientific
- **How much does it cost?** € 673.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/341284885-sper-scientific-736700-sling-psychrometer-5-c-to-50-c)

## Best For

- sper scientific enthusiasts

## Why This Product

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

## Key Features

- • **Zero Battery Hassle:** Completely mechanical operation means no batteries, no downtime, just reliable data.
- • **Precision You Can Trust:** Accurate relative humidity via wet & dry bulb thermometers for professional-grade readings.
- • **Versatile Temperature Range:** Operates flawlessly from freezing -5°C to warm 50°C environments.
- • **Rugged & Ready for Fieldwork:** Lightweight yet durable design built for on-the-go HVAC, meteorology, and agricultural pros.
- • **Essential for Experts & Enthusiasts:** Ideal for scientists, weather analysts, and hobbyists craving precise humidity insights.

## Overview

The Sper Scientific 736700 Sling Psychrometer is a professional-grade, battery-free hygrometer that measures relative humidity and temperature between -5°C and 50°C with ±0.5°C accuracy. Its durable, portable design makes it perfect for HVAC technicians, meteorologists, and scientists needing reliable, precise humidity data in diverse environments.

## Description

The Sper Scientific Sling Psychrometer (-5°C to 50°C) is a high-precision instrument designed for accurate relative humidity and temperature measurement. Using a wet and dry bulb thermometer system, this psychrometer provides reliable readings without the need for batteries or digital components.This manual hygrometer is widely used in meteorology, greenhouses, laboratories, and industrial settings where accurate humidity control is essential. Simply wet the cloth wick, swing the psychrometer, and compare the dry-bulb and wet-bulb temperatures using a psychrometric chart to determine humidity levels.

## Features

- ACCURATE HUMIDITY MEASUREMENT – The Sper Scientific Sling Psychrometer provides precise relative humidity readings using the wet and dry bulb temperature method, ideal for professional and industrial applications.
- WIDE TEMPERATURE RANGE (-5°C to 50°C) – Measures temperatures from -5°C to 50°C, making it perfect for a variety of environments, including cold storage, outdoor weather monitoring, and laboratory use.
- DURABLE & PORTABLE DESIGN – Built with high-quality materials, this lightweight yet sturdy psychrometer is easy to carry and ideal for field use in HVAC, meteorology, and agriculture.
- BATTERY-FREE OPERATION – No need for batteries or digital calibration; simply swing the psychrometer to measure humidity using natural evaporation for highly reliable results.
- IDEAL FOR PROFESSIONAL & PERSONAL USE – Perfect weather analysts, scientists, and hobbyists who need a dependable and accurate humidity measuring too.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Sper Scientific |
| Product Dimensions | 15.2W x 21.6H Centimeters |
| Item Weight | 109 g |
| Battery Description | None (not battery powered) |
| Mounting Type | Surface Mount |
| Operating Humidity | 0-95 % |
| Upper Temperature Rating | 5E+1 Degrees Celsius |
| Voltage | 0.01 Volts |
| Temperature Accuracy | 0.5 |
| Manufacturer | Sper Scientific |
| UPC | 816366020510 |
| Global Trade Identification Number | 00816366020510 |
| Model number | 736700 |
| Number of Memory Sticks | 1 |
| Item model number | 736700 |
| Battery type | None (not battery powered) |
| Are batteries included? | No |

## Product Details

- **Brand:** Sper Scientific
- **Product Dimensions:** 15.2W x 21.6H Centimeters
- **Item Weight:** 109 g
- **Battery Description:** None (not battery powered)
- **Mounting Type:** Surface Mount

## Images

![Sper Scientific 736700 Sling Psychrometer -5°C to 50°C - Professional Whirling Hygrometer for Accurate Humidity & Temperature Measurement - Wet & Dry Bulb Thermometer for HVAC & Weather Monitoring - Image 1](https://m.media-amazon.com/images/I/51CplDPnBfL.jpg)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-26*