---
product_id: 558838584
title: "SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge, 2.5\" Dial Size, 1/4\" NPT Lower Mount, Stainless Steel Case, for Air Conditioning Manifolds, Car AC, HVAC, Air Pump Vacuum Test"
brand: "senctrl"
price: "A$63"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/558838584-senctrl-30-inhg-vacuum-silicone-oil-liquid-filled-low-pressure
store_origin: AU
region: Australia
---

# Dual scale -30-0 inHg / -100-0 kPa with ±3/2/3% accuracy Silicone oil filled for -40~140℉ freeze resistance 304 Stainless Steel corrosion-resistant case SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge, 2.5" Dial Size, 1/4" NPT Lower Mount, Stainless Steel Case, for Air Conditioning Manifolds, Car AC, HVAC, Air Pump Vacuum Test

**Brand:** senctrl
**Price:** A$63
**Availability:** ✅ In Stock

## Summary

> 🔧 Master your vacuum tests with precision and durability — don’t get left behind!

## Quick Answers

- **What is this?** SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge, 2.5" Dial Size, 1/4" NPT Lower Mount, Stainless Steel Case, for Air Conditioning Manifolds, Car AC, HVAC, Air Pump Vacuum Test by senctrl
- **How much does it cost?** A$63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/558838584-senctrl-30-inhg-vacuum-silicone-oil-liquid-filled-low-pressure)

## Best For

- senctrl enthusiasts

## Why This Product

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

## Key Features

- • **Precision You Can Trust:** Dual scale measurement with ±3/2/3% accuracy ensures exact vacuum readings every time.
- • **Clear, Fog-Free Readings:** IP67 waterproof design prevents condensation and fogging, so you never miss a critical measurement.
- • **Vibration-Proof Performance:** Silicone oil filling eliminates pointer flutter and protects internal mechanics from shocks and pulsations.
- • **Freeze-Ready for All Seasons:** Operates flawlessly from -40℉ to 140℉, perfect for harsh outdoor HVAC and automotive conditions.
- • **Built to Last in Any Environment:** Durable 304 stainless steel case resists corrosion for reliable outdoor and industrial use.

## Overview

The SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge features a corrosion-resistant 304 stainless steel case and brass wetted parts, designed for accurate vacuum measurement in HVAC, automotive, and industrial applications. Its silicone oil filling stabilizes the pointer against vibration and pulsation, while freeze resistance (-40℉ to 140℉) and IP67 waterproofing ensure reliable performance in extreme conditions. Dual scale readings (-30-0 inHg / -100-0 kPa) with ±3/2/3% accuracy provide precise diagnostics for professionals.

## Description

Brass and Stainless Steel wetted parts for measuring non-corrosive liquid and gas pressure. Such as coolant, co2, water, oil, air, fuel pressure test. Compatible with air conditioning line repair, co2 tank, hvac tools, car air pump, pipe, tube vacuum test and etc.. Circular dial is enclosed in a 304 stainless steel case for corrosion resistance. Liquid filled inhibits pointer flutter and prevents damage to the internal mechanics from vibration and pulsation. Silicone oil ensures long-term work in low temperature(-40~140℉/-40~60℃) and suits for most outdoor conditions and seasons. Measures pressure with dual scale (-30-0 inHg/-100-0 kPa). Display accuracy is + or - 3/2/3% over the entire range of the gauge IP65 waterproof prevent condensation inside caused fogging of the window. Offer clear reading.

## Features

- Brass and Stainless Steel wetted parts for measuring non-corrosive liquid and gas pressure. Such as coolant, co2, water, oil, air, fuel pressure test. Compatible with air conditioning line repair, co2 tank, hvac tools, car air pump, pipe, tube vacuum test and etc..
- Circular dial is enclosed in a 304 stainless steel case for corrosion resistance. Liquid filled inhibits pointer flutter and prevents damage to the internal mechanics from vibration and pulsation.
- Freeze Resistant: Silicone oil ensures long-term work in low temperature(-40~140℉/-40~60℃) and suits for most outdoor conditions and seasons.
- Measures pressure with dual scale (-30-0 inHg/-100-0 kPa). Display accuracy is + or - 3/2/3% over the entire range of the gauge.
- IP67 waterproof prevent condensation inside caused fogging of the window. Offer clear reading.
- Lower mount male connection with 1/4" NPT thread.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SENCTRL |
| Part number | Y.6TSL04 |
| Item Weight | 168 g |
| Package Dimensions | 8.89 x 7.19 x 3.61 cm; 168 g |
| Manufacturer reference | Y.6TSL04 |
| Size | -30inHg-0 |
| Style | Lower Mount (Silicone Oil Filled) |
| Material | Stainless Steel |
| Item Package Quantity | 1 |
| Measurement Accuracy | +/-3-2-3% |
| Included components | Vacuum Gauge |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** senctrl
- **Material:** Stainless Steel
- **Item weight:** 0.17 Kilograms
- **Thread type:** 1/4" Npt Male
- **Manufacturer:** SENCTRL

## Images

![SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge, 2.5" Dial Size, 1/4" NPT Lower Mount, Stainless Steel Case, for Air Conditioning Manifolds, Car AC, HVAC, Air Pump Vacuum Test - Image 1](https://m.media-amazon.com/images/I/61lKyX56bbL.jpg)

## Available Options

This product comes in different **Size, Style** options.

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-02*