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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🛠️ Master pressure like a pro with Klein’s ET180 – precision, power, and portability in your palm!

READY OUT OF THE BOX - Includes silicon tubing, batteries, and a storage pouch—everything you need to start measuring immediately.
CLEAR READINGS ANYTIME - Large backlit LCD ensures easy visibility in dimly lit environments, showing min, max, and average values.
HANDS FREE CONVENIENCE - Strong magnetic back lets you secure the manometer for effortless, hands-free operation on the job.
PRECISION YOU CAN TRUST - Achieve pinpoint accuracy with ±1.5% full scale precision for reliable HVAC diagnostics.
VERSATILE UNIT SELECTION - Seamlessly toggle through 11 pressure units to match any professional standard or preference.

The Klein Tools ET180 Digital Manometer is a professional-grade air and gas pressure tester designed for HVAC troubleshooting. It measures static and differential pressure with ±1.5% accuracy across a ±60 inH2O range. Featuring a large backlit LCD, 11 selectable units, and a magnetic back for hands-free use, it comes complete with silicon tubing, batteries, and a pouch—delivering precision and convenience trusted by pros since 1857.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

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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.

€ 335.85

Duties & taxes incl.

Slovakiastore

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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Manufacturer	Klein Tools
Part Number	ET180
Product Dimensions	6.27 x 3.51 x 15.72 cm; 167.83 g
Batteries	3 AAAA batteries required. (included)
Item model number	ET180
Colour	Orange/Black
Material	Blend
Power Source	Battery Powered
Item Package Quantity	1
Included Components	Manometer, 6.56' (2 m) x 1/8" (3 mm) Inside Diameter Silicon Tubing, 3 x AAA Batteries, Pouch, Instruction Manual
Batteries included?	Yes
Batteries Required?	No
Battery Cell Type	Alkaline
Item Weight	168 g

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

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