




Replacement Gauge 80 mm PSI/°C for R410a, R22, R404a, R134a
MPN: HCG80-4345SET
22-0043
Short Description
FREE SHIPPING for orders over $50 (Else $9.50).
Product Description
Universal Replacement Gauge Set PSI / ºC R410a, R22, R404a, R134a Transform Your HVAC-R Experience with the HCPRO Universal Replacement Gauge Set!
Upgrade your HVAC-R toolkit with the HCPRO Universal Replacement Gauge (80 mm). Precision-machined brass and stainless-steel internals deliver accurate pressure readings (30 in Hg vacuum to 800 PSI) and temperature measurements (–40 °C to 60 °C) on a clear, dual-scale dial. Its non-liquid-filled design enhances shock resistance, while the removable rubber boot shields against drops and impacts.
Equipped with a standard 1/8″ (M) NPT connection and ±1.60% accuracy, this gauge integrates seamlessly into existing manifolds and hoses. Ideal for servicing residential mini-splits up to commercial chillers, the HCPRO Universal Gauge delivers reliable, professional-grade performance at an unbeatable price.
This 80mm Replacement HVAC Gauge is designed for compatibility with most 2-way and 4-way manifold sets used in R410a, R22, R404a, and R134a systems. With a clear PSI/°C scale and color-coded refrigerant markings, this gauge ensures fast and accurate pressure readings during charging, recovery, or vacuum.
The heavy-duty brass base and shock-resistant body deliver long-term reliability, even in tough job site environments. Whether you’re servicing residential A/C units, heat pumps, or commercial refrigeration systems, this replacement gauge is the professional’s choice.
Key Features:
- Versatile Compatibility: Supports R410a, R22, R404a, and R134a refrigerants, making it the perfect universal tool for diverse HVAC-R applications.
- Dual-Scale Readings: Provides both PSI and ºC measurements, ensuring precise and easy-to-understand data at a glance.
- Clear Display: Boasts a large, easy-to-read dial face, allowing for quick and accurate readings even in low-light conditions.
- Robust Construction: Built from high-quality materials like brass, stainless steel, and glass, ensuring durability and long-lasting performance.
- Protective Design: Equipped with a rubber boot protector to shield the gauge from shocks and impacts, enhancing its lifespan.
- Accurate and Reliable: Delivers consistent and precise measurements, helping you achieve optimal performance in all your HVAC-R tasks.
Product Highlights
Technical Specifications
Shipping
Fast Shipping on In-Stock Products - Receive Your Order in 1-2 Business Days.
FREE U.S. shipping on orders over $50
Secure and Fast Shop Process
100% Money Back Guarantee
Complimentary shipping & returns
For additional information please see our Shipping Policy.
Couldn't load pickup availability
Pickup available at 13473 NW 19th LN
Usually ready in 2 hoursPairs well with

Replacement Gauge 80 mm PSI/°C for R410a, R22, R404a, R134a
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
- FREE SHIPPING for full pallet orders going to zoned industrial addresses within the freight delivery network that have a 48-inch loading dock and access for 53-foot trailers. If you are not sure if your location qualifies for free shipping, please CONTACT US HERE.
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FAQ’s
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Product details
Does HCPRO warranty the products?
Yes, we do. We guarantee that our products are free from defects and are fully compatible with the OEM specifications and applications listed on the product label and data sheet. Please see our detailed product warranty here.
Will HCPRO products keep my factory warranty?
Yes, they will. We guarantee that our products are fully compatible with the OEM specifications and applications listed on the product label and data sheet.
Under US law, the OEM cannot void the warranty for using an aftermarket product or require you to use their product to maintain factory warranty. This aspect of warranty law is covered by the Magnuson-Moss Warranty Act of 1975. If you have any issues with a service center or OEM dealership trying to force you to use their products, please contact us.
FAQs
Please read our FAQs page to find out more.
How do I get free shipping?
Parcel Packages: Free shipping on orders of $50 or more.
Palletized Shipments: Free shipping is available for qualifying palletized orders. Further information is available on our Shipping Policy Page.
How do I return an item?
We offer free returns for wrong or defective items within 30 days of purchase. Simply contact our support team to initiate a return if its not possible to do it through your account and order history page.
We will email you a free shipping label for UPS or Fedex once your return is approved.
How do I track my order?
Parcel Package Orders: The tracking information is available in your order history.
Palletized Orders: You will receive an email with a copy of the BOL. Please contact your account representative or message us for further information.
Tax Exempt Orders
Sales tax is automatically charged for orders within the state of Texas.
If your business qualifies for tax exemption, download and fill out tax exemption certificate here and email it to accounting@hcproproducts.com.
You will be contacted afterwards to set up an account.
What should I do for issues with Amazon fulfilled orders?
If you have any problems with an order that Amazon fulfilled, please contact them first. They are responsible for handling all refunds, replacements, or other issues. If Amazon does not resolve the issue, please message us and provide your Amazon order number.