---
product_id: 7890675
title: "Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2\" Stem, 0-75psi/kpa, 2-1/2\" Dial Display, ±3-2-3% Accuracy, 1/4\" NPT Back Mount, 70-320 Deg F/C"
brand: "winters instruments"
price: "€ 42.94"
currency: EUR
in_stock: true
category: "Winters Instruments"
url: https://www.desertcart.pt/products/7890675-winters-ttd-series-steel-dual-scale-tridicator-thermometer-with-2
store_origin: PT
region: Portugal
---

# 2.5" dual scale dial ±3-2-3% accuracy 70-320°F temperature range Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2" Stem, 0-75psi/kpa, 2-1/2" Dial Display, ±3-2-3% Accuracy, 1/4" NPT Back Mount, 70-320 Deg F/C

**Brand:** winters instruments
**Price:** € 42.94
**Availability:** ✅ In Stock

## Summary

> 🌟 Measure Like a Pro, See It All at a Glance!

## Quick Answers

- **What is this?** Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2" Stem, 0-75psi/kpa, 2-1/2" Dial Display, ±3-2-3% Accuracy, 1/4" NPT Back Mount, 70-320 Deg F/C by winters instruments
- **How much does it cost?** € 42.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/7890675-winters-ttd-series-steel-dual-scale-tridicator-thermometer-with-2)

## Best For

- winters instruments enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Clear:** 2.5" aluminum dial with plexiglass lens for sharp, easy reading
- • **Robust Brass Build:** Durable brass wetted parts ensure long-lasting industrial-grade reliability
- • **Dual-Scale Precision:** Pressure & temperature on one sleek dial for instant insights
- • **Back Mount Convenience:** 1/4" NPT back connection for seamless, space-saving installation
- • **Industry Standard Compliance:** Meets ASME boiler code section IV for trusted performance

## Overview

The Winters TTD Series Steel Dual Scale Tridicator Thermometer combines pressure and temperature measurement in a single 2.5" dial, featuring durable brass components and ±3-2-3% accuracy. Designed to meet ASME boiler code standards, it offers a wide temperature range of 70-320°F and a pressure range up to 75 psi/kPa, making it an essential, reliable tool for professional boiler monitoring and industrial applications.

## Description

Measures both pressure and temperature on the same dial. Dual scale. Back connection. Brass wetted parts. 2" Stems. Ranges are compliant to industry standard ASME boiler code section IV. Hot water and steam pressure for boilers. Dial: 2.5" aluminum, painted white. Case: steel, painted black. Lens: plexiglass. Ring: acrylic, threaded. Stem: brass. Socket: brass. Tube: brass. Movement: brass and phosphor bronze. Sensing element: bi-metallic coil, bourdon tube. Pointer: aluminum, anodized black. Welding: tin-alloy solder. Pressure limit: 75 percent of full scale range. Ambient temperature: 23 degree fahrenheit to 122 degree fahrenheit. Process temperature: 75 percent of full scale range. Accuracy: +/-3-2-3 percent, +/-3 percent of full scale. Enclosure rating: IP50. Temperature range: 70 degree F to 320 degree F. Pressure range: 0-75psi/kPa

## Features

- Measures both pressure and temperature on the same dial
- Dial: 2.5"
- Dual scale
- Brass wetted parts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0087VKZK4 |
| Best Sellers Rank | #166,139 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #47 in Dial Thermometers |
| Brand Name | Winters Instruments |
| Customer Reviews | 4.2 4.2 out of 5 stars (114) |
| Global Trade Identification Number | 00628311000023 |
| Item Length | 2.5 Inches |
| Item Weight | 0.35 Pounds |
| Manufacturer | Winters |
| Material Type | Alloy Steel |
| Model | TTD404 |
| Part Number | TTD404 |
| Thread Style | Npt |
| UPC | 628311000023 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Winters Instruments
- **Item Weight:** 0.35 Pounds
- **Material:** Alloy Steel
- **Number of Items:** 1
- **Thread Type:** Npt

## Images

![Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2" Stem, 0-75psi/kpa, 2-1/2" Dial Display, ±3-2-3% Accuracy, 1/4" NPT Back Mount, 70-320 Deg F/C - Image 1](https://m.media-amazon.com/images/I/81Vv5CUa05L.jpg)

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**Shop now:** [https://www.desertcart.pt/products/7890675-winters-ttd-series-steel-dual-scale-tridicator-thermometer-with-2](https://www.desertcart.pt/products/7890675-winters-ttd-series-steel-dual-scale-tridicator-thermometer-with-2)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-10-07*