The Pentair Top Mount Pressure Gauge provides accurate pressure measurements so you know exactly when it’s time to clean your filter. Clear readings mean better maintenance decisions, witch equates to longer equipment life. It’s a small upgrade that makes a big difference in daily pool care.
What does the Pentair 190058Z top mount pressure gauge tell me?
The Pentair 190058Z pressure gauge measures internal filter pressure, helping you monitor flow conditions and determine when cleaning or backwashing is needed. Accurate pressure readings protect your pump and filter from unnecessary strain. Using a genuine Pentair OEM Gauge from Shasta Pool Supply ensures reliable readings and proper fit with compatible filter systems.

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Key Features
- Top Mount Design: Fits filter lids with top-mounted gauge ports
- Clear, Easy-to-Read Dial: Quick PSI reference for routine maintenance
- OEM Pentair Replacement: Built to match factory specifications
- Durable Housing: Withstands outdoor exposure and pool chemicals
- Simple Installation: Threads directly into compatible filter lids
Technical Specifications
- Mount Type: Top mount
- Measurement: PSI (pounds per square inch)
- Application: Pool & spa filter pressure monitoring
- Compatibility: Pentair filters requiring top-mounted pressure gauges
Specs
- Part Number: 190058Z
- Manufacturer: Pentair
Expert Comparison & Pro Tips
Aftermarket pressure gauges often fail prematurely due to moisture intrusion or poor calibration. The Pentair 190058Z is built to OEM standards for durability and accuracy in real pool environments.
Pro Tip: Always install the gauge hand-tight plus a slight snug turn — over-tightening can damage the gauge threads or filter housing.
Our Expert Verdict: Real-World Results
In real-world pool service, replacing a faulty pressure gauge immediately improves maintenance accuracy and system protection. The Pentair 190058Z installs in minutes and delivers dependable readings you can trust. It helps prevent overworking your pump and keeps filter servicing on schedule. Backed by Shasta Pool Supply’s fast shipping and knowledgeable support, this OEM gauge is the right choice for long-term reliability.
How do I know if my Pentair pressure gauge needs replacement?
If the needle stays at zero, doesn’t return to zero when the pump is off, fogs internally, or shows erratic movement, replacement is recommended. The Pentair 190058Z restores accurate pressure monitoring and helps protect your filtration system from unnecessary stress.
Best For: Ideal Pool Types & Conditions
This pressure gauge is best for in-ground pool and spa systems using Pentair filters with a top-mounted pressure port. It’s ideal when the original gauge is cracked, waterlogged, or no longer responsive. Homeowners who want precise control over filter maintenance benefit most from replacing faulty gauges early. This part is also commonly installed during routine filter service or seasonal inspections.
Best for: Pentair top-mount filter systems
Not ideal for: Side-mount or non-Pentair filter configurations
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What our customers are saying
Exactly what I ordered, package arrived in a timely manner and the quality was excellent.
Exactly what I ordered, package arrived in a timely manner and the quality was excellent.
Tera B
Easy to order and arrived on time.
Easy to order and arrived on time.
David F
Fast pickup. The guy who helped me had a great attitude!
Fast pickup. The guy who helped me had a great attitude!
John R
FAQ
Our expert staff answers customer's most asked questions.
Is this an OEM part?
Yes this part is original, from the manufacturer, and contains a manufacturer part number.
Why am I being charged shipping for a return?
For detailed information regarding shipping charges for returns, please review our shipping policy.
What shipping options do you offer?
We offer local pick-up at both our Phoenix and Mesa locations, along with Free Shipping on orders $150 or more. To learn more about our shipping options, click here.
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