800-233-7718 301-682-3390 PARTS The STH Parts Department combines knowledge of pumping systems with the experience of working closely with multiple manufacturer partners to provide solutions for our customers. Our resourceful Parts Team works diligently to determine the correct solution for our customers’ requests. We maintain a warehouse stocked with many common parts used on the pumping systems we represent. Base Elbow for Liftout Rail System Float Switches – We stock a wide variety! Basin Fittings — We stock a wide variety. Call today with your application and we will be happy to help Burks Jockey Pump Pressure Regulating Valves – Parts & Accessories Control Parts for Sump/Sewage and Booster Systems Mechanical Seal Kits and Rebuild Kits available for all of our top brands 55L Casing Relief Valve You can contact the STH Parts Department by phone at (301)-517-6772 or by email at partsteam@sthinc.com. RENTAL PUMP PROGRAM Pumps are Available in 208 or 460 Volt Do you want to avoid the downtime that comes with a booster change-out Is it an emergency? If your booster is down, we have you covered At STH, our ever-growing line of rental pumps can provide flows up to 120 GPM and pressure boosts of up to 170 PSI! PROVIDED BY STH Delivery Wiring of VFD Controller using existing booster electrical feed Programming the VFD to the building needs STH Startup Return visit to de-energize the rental Removal of rental unit from site PROVIDED BY OTHERS Installing the STH temporary pump and piping it into the system Mechanical seal failure due to water quality issues or misuse Removing temporary pump and piping from the system Any damage to any of these rental components to be the sole responsibility of the customer. Contact Us QUICK LINKS Products Manufacturers Engineering Parts Contact About NEWS MTH Pumps Introduces the T31 Pump in 3-Phase Open Drip Proof April 13, 2021 One Small Box Saves the Day December 2, 2020 Grundfos Hydro MPC HVAC System Solves Contractor and Engineer Challenges and is named 2020 Product of the Year Award Winner by Engineered Systems. October 9, 2020 CONTACT US 97 Monocacy Blvd Suite D Frederick, MD 21701 P: (301) 682-3390 T: (800) 233-7718 F: (301) 682-3391 Copyright ©2021 STH Inc. All Rights Reserved. Privacy Policy. Designed by ArachnidWorks, Inc.

800-233-7718 301-682-3390 MANUFACTURERS We specialize in and carry a variety of top, name-brand manufacturers. With our large selection, you are bound to find the perfect pump for you! QUICK LINKS Products Manufacturers Engineering Parts Contact About NEWS MTH Pumps Introduces the T31 Pump in 3-Phase Open Drip Proof April 13, 2021 One Small Box Saves the Day December 2, 2020 Grundfos Hydro MPC HVAC System Solves Contractor and Engineer Challenges and is named 2020 Product of the Year Award Winner by Engineered Systems. October 9, 2020 CONTACT US 97 Monocacy Blvd Suite D Frederick, MD 21701 P: (301) 682-3390 T: (800) 233-7718 F: (301) 682-3391 Copyright ©2021 STH Inc. All Rights Reserved. Privacy Policy. Designed by ArachnidWorks, Inc.