Pentair 190059Z Pool Filter Pressure Gauge 0–60 PSI – OEM Replacement

Product Description

Monitor your swimming pool filtration system with the Pentair 190059Z Pool Filter Pressure Gauge, a genuine Pentair OEM replacement designed for accurate pressure readings and dependable filter maintenance.

Formerly known as Pentair 190059, this replacement pressure gauge features an easy-to-read 0–60 PSI display, a rear-mounted 1/4-inch male threaded connection, and an adjustable clean/dirty indicator to help monitor filter performance.

Compatible with a wide range of Pentair and Sta-Rite pool filters, including Sand Dollar, Tagelus, Triton II, Cristal-Flo II, and select D.E. filtration systems, this pressure gauge helps pool owners identify when their filter requires cleaning or backwashing.

A properly functioning pressure gauge is essential for maintaining efficient water circulation, identifying excessive filter pressure, and helping protect pool equipment from unnecessary strain.

Whether replacing a damaged, leaking, fogged, or inaccurate gauge, the Pentair 190059Z provides a reliable solution for restoring proper filter pressure monitoring.

Features & Benefits

Genuine Pentair OEM Replacement: Original Pentair pressure gauge, part number 190059Z, replacing older part number 190059.

0–60 PSI Pressure Range: Provides clear pressure readings to help monitor swimming pool filter operation.

Adjustable Clean/Dirty Indicator: Convenient indicator allows you to mark normal clean filter pressure and identify when maintenance may be required.

Rear-Mount Connection: Features a standard 1/4-inch male NPT threaded connection for compatible pool filter installations.

Easy-to-Read Dial: Clear pressure markings make monitoring filter performance simple.

Wide Filter Compatibility: Fits numerous Pentair and Sta-Rite sand, cartridge, and D.E. filtration systems.

Simple Replacement: Designed to replace compatible existing pressure gauges without modifying the filter assembly.

Helps Maintain Filtration Efficiency: Accurate pressure monitoring helps determine when cleaning or backwashing is necessary.

Specifications

Brand: Pentair

Manufacturer Part Number: 190059Z

Previous Part Number: 190059

Product Type: Swimming Pool Filter Pressure Gauge

Pressure Range: 0–60 PSI

Connection Size: 1/4-Inch Male NPT

Mounting Type: Rear Mount / Back Mount

Indicator: Adjustable Clean/Dirty Pressure Indicator

Application: Pool and Spa Filtration Systems

UPC: 788379885724

Compatible Pentair & Sta-Rite Pool Filters

The Pentair 190059Z pressure gauge is compatible with select models from the following filter series:

Pentair Sand Dollar Sand Filters

Compatible with models including 145315, 145320, 145322, 145367, 145333, 145300, 145386, and 145388.

Pentair Tagelus Sand Filters

TA30, TA30D, TA35, TA35D, TA40, TA40D, TA50, TA50D, TA60, TA60D, TA100, and TA100D.

Pentair Triton II Sand Filters

TR40, TR60, TR100, and TR140.

Pentair Triton C Commercial Sand Filters

TR100C and TR140C, including select Triton C-3 configurations.

Sta-Rite Cristal-Flo II Sand Filters

Compatible with select Cristal-Flo II models, including 145359, 145360, 145361, 145362, 145363, 145387, and 145390.

Additional Compatible Filter Series

Pentair FNS and FNS Plus D.E. Filters

Pentair Nautilus and Nautilus Plus Filters

Pentair Star Filters

Pentair Meteor Sand Filters

Pentair SM and SMBW 2000/4000 Series Filters

Select Pentair 6-Way HiFlow Multiport Valves

Compatibility may vary by filter model and manufacturing year. Verify your existing gauge part number and connection type before ordering.

Frequently Asked Questions

What does the Pentair 190059Z pressure gauge do?

The Pentair 190059Z measures the internal operating pressure of your swimming pool filter. Monitoring pressure helps determine when your filter needs cleaning or backwashing and can assist in identifying circulation problems.

Is Pentair 190059Z the same as 190059?

Yes. Pentair 190059Z is the updated replacement part number for the original Pentair 190059 pressure gauge.

What pressure range does this gauge measure?

The Pentair 190059Z measures pressure from 0 to 60 PSI, making it suitable for many residential and commercial pool filtration systems.

How do I know when my pool filter needs cleaning?

Record the pressure reading immediately after cleaning or backwashing your filter. When pressure increases approximately 8–10 PSI above the clean starting pressure, cleaning or backwashing may be necessary. Always follow your filter manufacturer's recommended maintenance guidelines.

Will this pressure gauge fit my Pentair Sand Dollar filter?

Yes. The 190059Z is compatible with numerous Pentair Sand Dollar sand filter models. Confirm your specific filter model and existing gauge connection before purchasing.

Can I replace my pool filter pressure gauge myself?

Replacing a threaded pool filter pressure gauge is generally straightforward. Always turn off the pool pump, isolate equipment as appropriate, and completely release filter pressure before removing the existing gauge.

Why is my pool filter pressure gauge reading zero?

A zero reading while the pump is operating may indicate a faulty or blocked gauge, insufficient water flow, or another circulation issue. Inspect your filtration system before determining whether the gauge requires replacement.

Important Compatibility Information

The Pentair 190059Z features a rear-mounted 1/4-inch male NPT connection. Confirm that your existing pressure gauge uses the same mounting configuration and thread size before ordering.