Is your high-capacity inverter not performing efficiently or showing irregular voltage output? For commercial and institutional setups, accurate diagnosis is key to avoiding downtime. We offer specialized on-site inverter diagnosis for 20KVA to 30KVA units in Kathmandu, Bhaktapur, and Lalitpur, ensuring uninterrupted power for your business. Our certified technicians evaluate performance, battery banks, and system components using advanced tools, providing precise recommendations for repair, replacement, or servicing. 🛠️ What’s Included in the Diagnosis: • System-wide inverter performance evaluation • Input/output voltage and frequency test • Load-bearing check and waveform analysis • Battery bank inspection and connection testing • Visual inspection for internal component damage • Technician consultation and service report ✅ Ideal for commercial buildings, schools, hospitals, and industrial use ✅ 3-phase and single-phase inverter support ✅ Home/office visit with qualified technician ✅ Service report + estimated repair cost (if applicable) ❓ Frequently Asked Questions (FAQ) Q1: Is this diagnosis suitable for 3-phase inverters? A: Yes, we support both single and three-phase 20KVA to 30KVA inverter systems. Q2: Do you also provide installation or repair service? A: Yes. After diagnosis, we can provide complete repair, battery replacement, or inverter installation service upon request. Q3: Can this be done at night or during business off-hours? A: For commercial units, we can schedule after-hours service with prior coordination. Q4: What if parts need to be replaced? A: We’ll inform you after the inspection. No work is done without approval. All repair charges are quoted separately. 👉 Book Sajilo Sewa today for expert inverter repair service.