Our Solutions & Domains
From large-scale BESS and online UPS to generators and bank automation, OES delivers expert supply, installation, and maintenance across nine critical domains.
UPS Systems & NexaPower
Double-conversion and next-gen lithium online UPS (48V, 3–10KVA) with 2-year warranty.
Explore UPS →BESS Energy Storage
Large-scale commercial and industrial battery systems scalable from 5KWh to 50MW.
Explore BESS →Data Center Infrastructure
Turnkey data center power, modular N+1 UPS, smart busway, and precision cooling.
Explore Data Center →Generators (10–1250 KVA)
Heavy-duty prime and standby generators with automatic transfer switches and canopy.
Explore Generators →Voltage Stabilizers
Industrial servo stabilizers up to 6000KVA ensuring continuous voltage conditioning.
Explore Stabilizers →Banking & Cash Automation
Banknote counters, automated coin sorters, note bundlers, and currency sorters.
Explore Cash Automation →Featured Products
Explore our top-rated equipment trusted by industries, commercial enterprises, and financial institutions across Pakistan.
Lithium Battery
Nominal Energy: 5.37KWh Nominal Voltage: 51.2V Nominal Capacity: 105Ah DOD: 90% Communication: CAN/RS485 Charge/Discharge Temperature: 0'C-+45'C,-10-+50'C Dimension(D*W*H): 219*480*628mm Charge/Discharge Current: Recommended: 50A, MAX: 100A(1C) IP Rating: IP65
SRNE Exide Hybrid Inverter
Color: White and Black Operating Temperature Range: -10'C-55'C IP Grade: IP20 Safety Class: I Max. Parallel: 6 AC Output. Rated Power: 5000VA/5000W Voltage: 230Vac+-5% Rated Current: 21.8A Voltage Range: 40~60Vdc Rated Voltage: 48Vdc AC Input. Voltage Range: 170-280Vac Frequency: 50Hz/60Hz Max AC Bypass Current: 40A Max AC Charge Current: 60A PV Input. Max Power: 5500W Max Open Voltage: 500Vdc MPPT Input Voltage Range: 120-450Vdc Max Input Current: 18A PV Output. Max Power: 5000W Max Charge Current: 80A
OES Commercial LiFePO4 Battery Bank
Scalable 48V lithium iron phosphate energy storage rack with integrated Battery Management System (BMS) and 6000+ cycle life.
NexaPower Pro 3KVA Lithium Online UPS (48V)
Next-gen compact double conversion online UPS with internal 48V LiFePO4 battery pack, 3x faster recharge, and 10-year design life.
NexaPower Pro 6KVA / 10KVA Lithium Online UPS (48V)
High-density rack/tower lithium online UPS engineered for enterprise server closets and high-uptime branch networks.
APC Smart-UPS SRT 5000VA / 10000VA
Pure sine wave double-conversion online UPS with intelligent battery management and remote SNMP network management.
Eaton 93PM High-Efficiency Online UPS (30–200KVA)
Modular three-phase double-conversion online UPS delivering up to 97% efficiency in double-conversion mode for data centers.
Vertiv Liebert EXS Integrated Online UPS (10–80KVA)
Monolithic transformer-free online UPS with high active power capacity, integrated maintenance bypass, and internal battery.
Why Choose OES
Partnering with OES means choosing reliability, engineering expertise, and nationwide field support for your critical infrastructure.
24+ Years of Expertise
Established in 2001, serving Pakistan's industrial, banking, and commercial sectors.
Certified Technicians
All engineers hold recognized technical certifications from global brand partners.
2-Year UPS Warranty
Full warranty coverage on double-conversion and lithium online UPS.
24/7 Emergency Support
Round-the-clock hotline and rapid-dispatch field response for AMC clients.
Nationwide Coverage
Active engineering hubs in Karachi, Lahore, Islamabad, KPK, and Quetta.
Custom Solutions
Every project begins with a free, comprehensive on-site load analysis.
Our Services & Solutions
Turnkey installation, preventive maintenance, battery testing, and 24/7 technical callouts nationwide.
System Design & Engineering
Custom load analysis and system design tailored to your energy consumption and budget.
Solar Panel Supply & Installation
Supply and professional installation of Mono PERC, bifacial, and standard solar panels.
Grid-Tied System Setup
Connection to the national grid with proper protection and synchronization equipment.
Off-Grid System Setup
Complete standalone solar systems with battery backup for areas with no grid access.
Net Metering & DISCO Liaison
End-to-end net metering registration and liaison with your electricity distribution company.
Battery Integration
Seamless integration of battery storage with your solar system for maximum energy independence.
Confirmed Brand Partners & Exclusive Lines
Leading global manufacturers and OES exclusive product lines.
Trusted By Leading Organizations
Powering Pakistan's premier healthcare facilities, financial institutions, and enterprise operations since 2001.
…and many more including Zong, Telenor, Samba Bank, Kuehne+Nagel, KTN News, Pepsi, Lucky Textile, and Gul Ahmed.
Our Packages
Tailored solution bundles for every client type. Choose the package that fits your business and budget.
Industry Package
Comprehensive solar, UPS, BESS, generator, and machine solutions tailored for factories, plants, and heavy industrial operations.
- Industrial BESS & Solar Integration (5KW to 100KW+)
- Heavy-duty Online UPS & Diesel Generators
- 24/7 AMC & Certified Field Engineering Support
Local Business Package
Right-sized solar, UPS, stabilizer, and machine bundles designed for small businesses, shops, clinics, and commercial offices.
- Residential & Commercial Solar Solutions (3KW to 20KW)
- NexaPower Lithium & Double-Conversion Online UPS
- Budget-Friendly Scheduled Maintenance Plans
Banking & Financial Institution Package
High-availability online UPS, SBP-compliant banknote counters and sorters, and rapid-dispatch engineering for branch networks.
- SBP-Compliant Note Sorting & Counterfeit Detection
- True Online Double-Conversion UPS Architecture (1–200KVA)
- ATM Dedicated Power Backup & Thermal Paper Roll Supply
Frequently Asked Questions
Quick answers to common questions about our products, installations, warranty, and after-sales support.
Let's Talk About Your Project
Whether you need a UPS upgrade, BESS storage, a backup generator, or cash machine maintenance — our team is ready to help. Reach us directly or fill in the form.
Ready to Upgrade Your Power Infrastructure?
Join 500+ satisfied clients across Pakistan who trust OES for their mission-critical power and technology needs.