Services for Power Generation
Comprehensive maintenance, repairs, fueling, rentals, and emergency response to support your power needs.
Reliable Standby Power Services
Comprehensive maintenance, testing, fuel support, rentals, and emergency response to keep your facility powered and protected.
At Emergency Power Systems, Inc., we provide full-service support to ensure your standby power systems stay dependable year-round. Our technicians deliver scheduled maintenance, advanced testing, fuel management, rental equipment solutions, and 24/7 emergency response. Whether you operate a commercial facility, industrial site, or critical infrastructure, EPS provides the expertise and rapid service you need to stay powered without interruption.
EPS also offers a wide range of specialized services designed to extend equipment life and improve performance. Our fluid sample testing identifies early signs of wear or contamination before problems arise, while our fuel polishing and fuel top-off services keep your generators ready for immediate use. For continuous oversight, we integrate Omnimetrix monitoring systems, providing real-time performance tracking and remote alerts.
Whether you need a single replacement unit or a fully engineered, turn-key project, EPS combines quality products with decades of industry experience to keep your operations running — anytime, anywhere.
Our Services
Inspection & Maintenance Intervals
Protect your standby power system with properly scheduled inspections and preventative maintenance. EPS provides weekly, monthly, quarterly, semiannual, and annual service plans tailored to your equipment and operational needs. Each visit includes a thorough system evaluation, performance checks, and proactive adjustments to keep your generator and ATS operating at peak reliability.
Maintenance intervals available:
- Weekly
- Monthly
- Quarterly
- Semiannual
- Annual
Regular inspection reduces downtime, extends equipment life, and ensures your system performs when you need it most.
Load Bank Testing
Load bank testing verifies that your generator can perform under real-world electrical demand. EPS applies a controlled load to evaluate voltage stability, output capacity, and system response. This service helps prevent wet stacking, identifies hidden issues, and ensures your generator is ready to support your facility during a true outage.
What load bank testing helps confirm:
- Proper engine performance
- Electrical output and stability
- Cooling system responsiveness
- Full operational readiness
Diesel Re-Fueling
EPS provides on-site diesel refueling for standby generator systems, with delivery options up to 500 gallons per single service. Whether preparing for severe weather, supporting long-term outages, or topping off after routine testing, we ensure your fuel supply stays full and stable.
Service benefits:
- Fast, reliable delivery
- Clean, high-quality fuel
- Support for all generator sizes
- Prevents downtime during emergencies
EPS Rental Fleet
EPS offers a complete rental fleet for temporary power and system support. Our inventory includes generators, automatic transfer switches, and fuel tanks suitable for commercial, construction, and emergency applications.
Available rental equipment:
- Generators (multiple sizes)
- ATS units
- Auxiliary Fuel tanks
Perfect for planned shutdowns, seasonal demand, outages, and disaster response. See our Rental page for more details.

Fuel Polishing & Fuel Treatment
Contaminated fuel can lead to engine failure, injector damage, and costly repairs. EPS offers professional fuel polishing to remove water, sludge, microbial growth, and particulates from your diesel supply. Our fuel treatment solutions improve stability, reduce degradation, and keep your system running clean.
Fuel services include:
- Multi-stage polishing
- Water and sediment removal
- Microbial contamination treatment
- Fuel stabilization additives
Fluid Sample Testing
Fluid lab analysis helps identify internal engine and component issues before they lead to failure. EPS provides laboratory testing for oil, coolant, and fuel, giving you a clear picture of equipment health and long-term performance.
Testing detects:
Contamination
Wear metals and debris
Chemical breakdown
Water presence
Fuel quality issues
Routine sampling is one of the most effective early-warning maintenance tools available.
Functional Transfer Testing
Functional transfer testing simulates an actual utility outage to verify proper communication between your generator and automatic transfer switch. EPS technicians confirm that power transfers smoothly, safely, and within expected timeframes.
Testing includes:
- Transfer switch timing
- Generator response and load takeover
- ATS re-transfer and reset functionality
- System integration performance
This real-world test ensures your facility remains protected during unexpected utility failures.
Storage for Customer-Owned Towable Units
EPS provides secure storage for towable generators, keeping your equipment protected and ready for deployment. Maintenance checks are performed monthly to ensure your unit stays in operational condition year-round.
Storage includes:
- Safe, monitored facility space
- Stored inside or on concrete pad
- Easy access when needed
- Optional readiness inspections
- Power supplied for battery charger / block heater
24/7 Emergency Services
For active customers, EPS delivers round-the-clock emergency service and rapid response. When unexpected outages or equipment failures occur, our technicians are available 24/7 to restore power quickly and minimize downtime.
Emergency support includes:
- On-site diagnostic and repair
- Temporary power solutions
- Critical-need response
- Priority service for contract customers
When the unexpected happens, EPS is ready.
Omnimetrix Monitoring
From commercial generators, UPSs, fire pumps & more, Omnimetrix commercial & residential monitoring system will keep you up & running. The OMNIPRO Commercial Monitor connects you instantly from anywhere to real-time & historical information on any number of sites, from a single generator to a fleet of various generator brands.
Up to 1,000 alarms & 1,000 parameters available including:
- Remote Start/Stop Functionality
- Battery Voltage
- Fuel Level and/or Pressure
- Air Quality Index Integration
- Oil Level and/or Pressure
- Coolant Status
- Unaddressed System Alarms (Not in Auto, Shutdown)
- Missed Exercise/Alarm
Ready for a Reliable Service Plan?
Keep your power generation ready for the next outage. EPS provides maintenance, testing, fuel services, and 24/7 emergency support to keep your facility protected.
Connect to the EPS Team
Address: 2959 W. 21st Street, Tulsa, OK 74107
Phone: (918) 446-0404
Fax: (918) 446-2411
Email: services@epstulsa.com
Hours: Mon–Fri 8:00 AM – 5:00 PM
24/7 Emergency Service Available

Connect to the EPS Team
Address: 2959 W. 21st Street, Tulsa, OK 74107
Phone: (918) 446-0404
Fax: (918) 446-2411
Email: services@epstulsa.com
Hours: Mon–Fri 8:00 AM – 5:00 PM
24/7 Emergency Service Available






















