Pump Accessories in the Plumbing System

Pump Accessories: The Essential Finishing Touches to Your Plumbing System

At A.Y. McDonald, we understand that a reliable plumbing system is only as strong as its components. That’s why we offer pump accessories in our plumbing product line—so you have exactly what you need, exactly when you need it.

From no-lead pressure relief valves to pressure gauges and pressure switches, our products are designed with quality, durability, and performance in mind. Whether you're installing a new system or maintaining an existing one, A.Y. McDonald has the essential accessories to keep your water system running smoothly:

No-Lead Pressure Relief Valves
Factory set at 30, 65, 75, or 100 PSI
No-Lead brass construction
Composition disc on brass seat
180°F max. temperature
Field adjusting not recommended

Pressure Gauge
0-100 lbs.
2” dial
1/4” brass stem
Steel case
Vertical installation

Pressure Switches
Individually boxed
Captive nut on NEMA 1 switch cover
Pressure switch pipe connection 1/4” female NPT
Adjustment instructions are inside top cover
Each turn of the adjustment screw = 2 PSI
Available in 20/40, 30/50, and 40/60 pressure options

Since 1856, A.Y. McDonald has been committed to providing top-tier solutions and outstanding customer service. When you choose us, you’re not just getting a product—you’re getting a trusted partner dedicated to your success.

Looking for pump accessories? We’ve got them. Contact us today at 1-800-292-2737 to get the products you need—on time, every time.