Warranty Support

Warranty Support for IP21 Solar Inverters

1. Warranty Coverage

Duration: 12 months from the date of delivery.

Scope: Covers manufacturing defects, including PCB failures, MPPT malfunctions, and component defects (e.g., IGBT modules, transformers).

Exclusions: Physical damage, improper installation, grid surges beyond specifications, or unauthorized modifications.

2. Step-by-Step Support Process

✅ Step 1: Report the Issue

Contact our support team immediately via:

Email: thlink5@thlinkpower.com

WhatsApp/Phone: +86-18157449065 (24/7 hotline).

Provide the serial number, photos/videos of the issue, and installation details.

✅ Step 2: Diagnosis & Solution

Our engineers will diagnose remotely within 4 working hours.

If resolved via firmware update or guidance, we’ll provide instructions immediately.

If a hardware replacement is needed:

✅ Step 3: Replacement or Repair

Replacement units/parts shipped within 24 hours (for critical failures).

Remote technician support available.

Global Stock: For complex cases, replacements air-shipped from China in 3–5 days.

✅ Step 4: Post-Service Follow-Up

Post-repair inspection report and extended 3-month warranty for replaced components.

3. Key Advantages for Your Order

Priority Handling: Your bulk order qualifies for priority replacement and expedited logistics.

4. Preventive Measures

Installation Checklist : User Manual(Installation, Operation, Maintenance)for your team to avoid common issues (e.g., grounding, ventilation).

Monthly Health Checks: We recommend using our monitoring app to track inverter performance, plus USD15.00/pc.

5. Warranty Documentation

Attached: Warranty certificate and Inspection report compliance report.

Keep the original invoice for warranty validation.

We aim to resolve any issues swiftly to minimize downtime for your projects. Should you need further clarification, feel free to schedule a call with our support manager.

Thank you for partnering with us. Your satisfaction is our priority!