- Home Page /
- Industrial & Scientific /
- Test, Measure, and Inspect /
- Pressure & Vacuum /
- Manometers /
- Manometer,Hydronic HM 685
0 ratings
Item #:
67821058
Manometer,Hydronic HM 685
93% of respondents would recommend this to a friend
Item #:
67821058
ISK 1081574
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Only 9 items left in stock.
Order now and get it around Wednesday, September 30
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Accurately measure pressure with the Tsi Alnor Manometer Hydronic HM 685 which provides precise readings with its various measuring units and impressive pressure accuracy.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Precision Measurement
The Tsi Alnor Manometer ensures accurate hydronic system pressure readings, helping technicians diagnose and optimize HVAC system performance effectively.
User-Friendly Interface
Designed with an intuitive display and straightforward navigation, the HM 685 allows users to quickly access essential data without extensive training.
Durable Construction
Built to withstand rigorous field conditions, the rugged design of the HM 685 ensures longevity and reliability, making it a worthwhile investment for professionals.
Product Details
- Digital Hydronic Manometer
- Pressure Range: +/-300 psi, +/-2068 KPA
- Pressure Resolution: 0.001 psi, 0.01 KPA
- Pressure Accuracy: +/-1 Percent of rdg
- Operating Temp. Range: 40 Degrees to 113 Degrees F, 4 Degrees to 45 Degrees C
- Flow Range (GPM): 0 to 9999
| Manometer type | General Purpose Digital Manometer |
| Measurement accuracy | +/-0.5 Percent of Full Scale |
| Pressure range | 0 to 300 psi |
| Maximum pressure | 300 psi |
| Brand | Alnor |
| Rec. use | Industrial |
| Features | Digital Display |
| Accessories | (2) 6.7 ft x 1/4 in Hoses with S |
| Assembled product dimensions (l x w x h) | 20.90 x 17.00 x 7.10 in (53.1 x 43.2 x 18 cm) |
| Weight | 11.67 lb (5.29 kg) |
| Model | HM 685 |
| Has written warranty | No |
Who Should Buy?
-
HVAC Technicians
Ideal for HVAC professionals who need accurate pressure measurements for hydronic systems and ductwork.
-
Building Engineers
Useful for building engineers to assess performance and efficiency of heating and cooling systems.
-
Maintenance Personnel
Perfect for maintenance staff requiring quick readings for troubleshooting and regular system inspections.
-
Casual Users
Not suitable for casual users who lack experience in managing HVAC systems or technical measurement devices.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the pressure resolution of the manometer?
Answer: The pressure resolution is 0.001 psi. -
Question:
How many records can be stored in the manometer?
Answer: It can store up to 4,000 records. -
Question:
What is the maximum differential pressure measured by the manometer?
Answer: The maximum differential pressure measured is 300 psi.
Alnor Manometers Editorial Review
Manometer,Hydronic HM 685 is a general-purpose digital manometer designed for industrial applications, featuring impressive measurement accuracy of +/-0.5 percent of full scale and a pressure range of 0 to 300 psi. This device includes a digital display for easy readability and comes with two 6.7 ft x 1/4 in hoses, making it versatile and user-friendly. Reviewers appreciate its precise readings and sturdy construction, which make it reliable for various pressure monitoring tasks. It's optimal for users needing a robust tool for ongoing performance in demanding environments.
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- General purpose for versatile applications
- Accurate readings for pressure measurements
- Digital display for easy readability
- Includes hoses for immediate use
- Lightweight design for easier handling
Cons
- No written warranty included
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
ISK 1081574
Order now and get it around Wednesday, September 30
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 9 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Accurately measures pressure
- Various measuring units available
- Impressive pressure accuracy of +/-0.5%
- Stores up to 4,000 records
- Maximum gauge pressure of 300 psi
- Includes essential accessories for immediate use
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.