O&M Services
Solar PV & Battery Storage Operation & Maintenance
End-to-end O&M services keeping your solar and storage assets safe, efficient, and profitable — from preventive inspections to emergency fault response.
Solar & ESS O&M
Scheduled preventive maintenance and corrective repair.
Fault Diagnosis
BMS, cell, and inverter diagnostics. Cell-level lab repair.
Remote Monitoring
24/7 cloud platform with real-time alerts.
Commissioning
BMS-inverter protocol bridging and system startup.
Solid-State ESS
QingTao authorized distribution partner.
Test Equipment
Industrial battery testers and field instruments.
Spare Parts
BMS modules, cells, contactors and consumables.
Field Training
Hands-on BESS training for local installers.
Field Operations
Real Projects, Real Field Results
Solar & ESS Maintenance
Remote Energy Monitoring
Our 4G IoT hardware streams live battery data to your phone. Telegram or WeChat alerts the moment voltage deviates, temperature rises, or a cell starts to degrade.
Mobile Dashboard
iOS & Android. View all sites in one screen.
Telegram / WeChat Alerts
Instant push notifications on fault events.
Temperature Warning
Early thermal runaway detection before shutdown.
Cell-level Delta-V
Detect imbalance before it becomes a failure.
Real-time SoC / SOH
Live state of charge and health tracking.
Auto Fault Shutdown
Cloud-triggered cutoff on critical errors.
Instant Telegram & WeChat push alerts
Core Technology
Solid-State Lithium Battery — The Next Generation
Composite electrodes and a solid electrolyte replace the liquid electrolyte and separator used in traditional lithium batteries — delivering higher safety, longer range, and lower cost.
FAQ
Frequently Asked Questions
Quick answers about our Solar PV and BESS operation & maintenance services.
What O&M services does CoreTect provide for Solar PV and BESS?
CoreTect provides preventive maintenance, corrective repair, fault diagnostics, BMS and inverter troubleshooting, remote 24/7 monitoring, commissioning support, battery performance testing, and spare parts supply for Solar PV and BESS installations across Southeast Asia.
Do you offer on-site battery repair in the Philippines?
Yes. Our Philippines Hub in Marikina, Metro Manila provides on-site troubleshooting, component replacement, and cell-level battery repair in our local laboratory. We serve installers, EPC contractors, and commercial facility owners throughout the Philippines.
What is included in remote monitoring?
Our remote monitoring includes a 24/7 cloud dashboard, real-time SoC and voltage tracking, Telegram and WeChat push alerts, temperature and delta-V anomaly detection, monthly battery health reports, and optional remote shutdown support on critical faults.
How do I request a quote or schedule a site visit?
Click "Book an Inspection" on our homepage, select your service region (Philippines, China, or Vietnam), or contact us directly by phone, WhatsApp, or email at postmaster@coretect-microgrid.com. Our team will respond within one business day.
Which areas do you serve in Southeast Asia?
We operate active service hubs in the Philippines (Metro Manila) and China (Hunan HQ), with field support extending across Southeast Asia. Vietnam hub is under setup. We support remote monitoring globally via our 4G IoT platform.
Are you an authorized QingTao ESS distributor?
Yes. CoreTect is an authorized technical partner and distributor for QingTao Solid-State Energy Systems in Southeast Asia, offering household, C&I, and grid-scale semi-solid LFP ESS products with local stock and inverter protocol integration support.
Global Service Network
Select Your Region
Philippines Hub
CoreTect Global Technology
Unit 7 Narra Commercial Building, 100 M.L Quezon St, Parang, Marikina