Pump Repair

From Industrial to Municipal — We Rebuild All Pumps and Pump Motors

When your pump system breaks down, downtime can cost you thousands. At Square One Electric Motors & Pumps, we specialize in fast, reliable pump repair and motor service to restore your operation without delay. Whether it’s a booster pump in a commercial building or a submersible pump in a wastewater facility, we handle it all — and we do it right.

📍 Service Areas: Delaware, Maryland, New Jersey, and Pennsylvania

⚙️ The Square One Pump Repair Advantage

We bring decades of hands-on experience and advanced tools to every repair. Whether your system is brand-new or has been in service for years, Square One delivers the expertise, speed, and reliability you need from a repair partner.

✅ All Makes & Models

We repair industrial and commercial pump motors of any age or brand, even if they’ve been in service for decades. Our highly trained team uses a combination of hands-on experience and high-tech diagnostics to restore your equipment to like-new condition.

Popular Pump Brands Include: 

⏱️ Fast Turnaround

We know your operations can’t wait. That’s why our technicians are available 24/7 for emergency breakdown repair, offering fast service that minimizes downtime.

🚚 Pick-Up & Delivery (100-Mile Radius)

Located in Dover, Delaware, we offer pick-up and drop-off services for clients within our regional service area. Let us handle the logistics while you focus on what matters.

💵 Honest, Upfront Quotes

We conduct a complete inspection and provide a transparent repair or replacement quote—no hidden fees or surprise charges. You approve the work before we begin.

🏭 Industries We Serve

Our clients span industries that demand reliability, precision, and fast turnaround. From hospitals and hotels to manufacturers and water treatment plants, we understand your systems and how to keep them running efficiently.

We serve a diverse range of industries, including:

• Manufacturing and Refining

• Water Treatment Plants

• Hospitals and Universities

• Glass and Steel Plants

• Agriculture and Food Processing

• Hotels and Facility Maintenance

• Marine, Construction, and Contractors

• Municipal Utilities and Homeowners

🔍 Common Pump Issues We Troubleshoot

Understanding what's wrong is the first step to getting back on track. We identify and resolve a wide range of pump issues, from seal leaks and shaft misalignment to overheating and vibration problems. Our diagnostics save time and money.

• Overheating

• Seal and bearing failure

• Vibration and imbalance

• Cavitation and wear

• Poor suction or discharge pressure

• Leaks and motor overheating

🔧 We identify and fix the root cause—not just the symptoms.

🔧 Our Full-Service Mechanical Shop

We have the tools, space, and technology to handle major repairs in-house. From precision machining to motor testing and dynamic balancing, our facility allows us to control quality and keep turnaround times low.

Our facility includes:

• Overhead cranes (7.5-ton capacity)

• Low and medium voltage test set

• UL-certified repair station for explosion-proof equipment

• In-house machining, fabrication, and dynamic balancing

🛠️ Equipment & Services We Offer

✅ Pump & Motor Repair

We fix all common pump types and major motor brands. Whether your system uses a centrifugal, submersible, vertical, or booster pump, we have the knowledge and parts to get it back in action.

• Submersible pumps
• Centrifugal and booster systems
• Pool pump & spa
• Wastewater and chemical feed units
• Hot water circulators
• Vertical turbine pumps
• Dewatering and fire pumps

📦 Authorized warranty repair center for Peerless, Goulds, Flygt, Xylem, Bell & Gossett, Barnes, Grundfos, and more.

🔬 Vibration Analysis

Catch problems before they become breakdowns. Vibration testing identifies issues like imbalance and bearing wear, allowing for predictive maintenance and smarter repairs. Detect early failures in bearings, couplings, and impellers before they lead to breakdowns.

🧰 Laser Shaft Alignment

Misalignment causes wear, heat, and vibration. Our laser alignment tools let us precisely realign your components, ensuring smoother operation and less wear on equipment. Correct misalignments that lead to excessive wear and energy loss—ideal for HVAC, gearboxes, and pump sets.

⚖️ Impeller Balancing

Unbalanced impellers wear out machines fast. We assess your pump on-site or in-house and make precision corrections to reduce noise, energy waste, and mechanical stress. Onsite or in-shop correction of imbalances that cause vibration, heat buildup, and premature component failure.

🧭 Onsite Field Services — We Come to You

Not all problems can wait—or be moved. Our experienced field service team will travel to your location with the tools needed for diagnostics, dismantling, and repairs, offering true start-to-finish support.

If your pump system can’t be removed, our field technicians come to your facility with the right tools. We’ll perform diagnostics, dismantling, and even reinstall the repaired unit on-site, ensuring turnkey service from start to finish.

🛠️ Machining & Fabrication Services

When off-the-shelf parts won’t do, we build or restore them ourselves. From custom shafts to impeller repairs, our machining capabilities allow us to handle specialty work and minimize your lead time.

We offer precision machining including:

• Impeller trim & rebowling

• Shaft repair & sleeve fabrication

• Brass bushings, spacers, volute repair

• Surface grinding, key slotting, and coupling boring

🔄 Custom Routine Maintenance Plans

Prevent small issues from becoming big problems. Our scheduled maintenance services are tailored to your equipment, operating conditions, and production schedules, helping you avoid unplanned outages.

Extend the life of your equipment and avoid unplanned downtime with scheduled preventative maintenance packages, tailored to your facility and industry needs.

💡 Top Pump Maintenance Tips

Smart maintenance keeps your pumps efficient and dependable. From lubrication to mechanical inspections, following a few key tips can help you save on energy, reduce downtime, and prevent costly repairs.

1. Follow a routine schedule

2. Know your system’s normal performance

3. Lubricate bearings properly

4. Monitor mechanical connections & seals

5. Clean motor vents and inspect stator

6. Use proper torque on flanges, seals, and gaskets

📚 Read Our Blog: What You Need to Know About Pump Repair

🔁 Need a New Pump Motor?

Sometimes replacement is the best option. If your unit is beyond repair or upgrading your system makes sense, we offer high-quality replacement pump motors with expert advice to help you choose the right one.

Looking for a replacement instead of a repair? Shop Pump Motors Here

📞 Ready to Schedule Service?

Don’t let a pump failure throw off your entire operation. Contact Square One Electric Motors & Pumps today for fast, dependable repair services.

Click Here to Schedule Service

As a family-owned business, you can be assured of receiving VIP treatment minus the red tape. Our client base includes: 

• Manufacturing 
• Petrochemical 
• Facility Maintenance 
• Refining 
• Glass 
• Hospitals 
• Aggregate 
• Schools 
• Hotels 
• Refineries 
• Water Treatment Plants 
• Food Processing 
• Manufacturing Facilities 
• Small Contractors 
• Purchasing Agents 
• Farmers 
• Homeowners 

📞 Contact Square One Electric Motors & Pumps Today

We’re here when you need us—no matter the hour. Whether you’re planning maintenance or dealing with an emergency, Square One is just a call away. Our responsive team will guide you through the repair process, answer your questions, and get you back on track fast.

Have an urgent issue? Need a quote? Want to schedule a pickup?

📲 Call Us Now: (302) 678-0400

📧 Email: sales@sqone.com

📍 Visit: 347 Fork Branch Road, Dover DE 19904

✅ We respond to service requests quickly, even after hours.