What is the precision in "H2O, 0.01?

+ or - 60.32 is the range and the resolution is .01

What is the difference between p1 and p2? which side is the negative pressure side? i’m resisting sucking on the hose to determine info missing.

Both the same- can be set to use one Or two Or both

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Klein Tools ET180 Digital Manometer, Air and Gas Pressure Tester, Differential Dual Port Pressure Gauge, Large LCD Display with Backlight

Klein Tools ET180 Digital Manometer, Air and Gas Pressure Tester, Differential Dual Port Pressure Gauge, Large LCD Display with Backlight

Product ID: 359900902

Details

Brand
KLEIN TOOLS
Item Weight
5.92 ounces
Item dimensions L x W x H
2.47 x 1.38 x
Material
Acrylonitrile
Number of Items
1

📏±1.5% accuracy

🔋Auto power-off battery saver

🧲Strong magnetic hands-free mount

R4195

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Description

🛠️ Master pressure like a pro with Klein’s ET180 — precision meets convenience!

READY OUT OF THE BOX - Includes silicone tubing, batteries, and pouch—start measuring immediately.
CLEAR READINGS ANYTIME - Large backlit LCD ensures visibility in dim or tight workspaces.
HANDS FREE CONVENIENCE - Built-in strong magnet secures the device for multitasking pros on the go.
PRECISION YOU CAN TRUST - Achieve ±1.5% full scale accuracy for flawless HVAC diagnostics.
VERSATILE UNIT SELECTION - Switch effortlessly among 11 pressure units to fit any project or preference.

The Klein Tools ET180 Digital Manometer is a professional-grade differential pressure gauge designed for HVAC and gas system diagnostics. It measures static and differential pressure with ±1.5% accuracy across 11 selectable units, features a large backlit LCD for easy reading, and includes a strong magnet for hands-free use. Compact and ready to use with included accessories, it’s engineered for durability and precision by a trusted American family-owned brand since 1857.

Specifications

ASIN	B099ZYCV1L
Best Sellers Rank	#11,143 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Manometers
Brand Name	KLEIN TOOLS
Customer Reviews	4.6 4.6 out of 5 stars (640)
Global Trade Identification Number	00092644693366
Included Components	Building Material
Item Dimensions	2.47 x 1.38 x 6.19 inches
Item Type Name	Building Material
Item Weight	5.92 ounces
Manufacturer	Klein Tools
Material Type	Acrylonitrile Butadiene Styrene (ABS), Stainless Steel
Model	ET180
Number of Items	1
Part Number	ET180
UPC	092644693366
Warranty Description	Please refer to attached warranty document for information

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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R4195

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

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