Inverters with Inbuilt Lithium Battery (UPS 700VA, UPS 1200VA, UPS 3000VA, UPS 5000VA, PL 900 Eco, PL 900 XL, PL 1450)
Wattsun Warranty Terms & Conditions
(Lithium Inverter & Battery Systems)
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1. Warranty Coverage
- • The Wattsun inverter unit is covered under warranty for a period of 3 (three) years from the date of invoice.
- • The Wattsun lithium battery is covered under warranty for a period of 5 (five) years from the date of invoice.
- • During the warranty period, Wattsun shall, at its sole discretion, repair or replace the product or its components in case of manufacturing defects.
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2. Scope of Warranty
This warranty is limited to:
- • Manufacturing defects in inverter electronics and internal circuitry
- • Battery failures arising from internal cell or BMS defects
- • Functional failure under normal usage conditions as per product specifications
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3. Mandatory Installation Requirement
- • The product must be installed under the supervision, guidance, or approval of an authorized Wattsun technician or representative.
- • Installation must comply with Wattsun’s installation guidelines and standard electrical safety norms.
⚠️ Failure to comply will render the warranty void.
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4. Warranty Void Conditions
The warranty shall be considered null and void under the following circumstances:
4.1 Unauthorized Installation
- • Installation without authorized supervision or approval
4.2 Water / Environmental Exposure
- • Exposure to water, rain, moisture, or liquid spillage
- • Installation in outdoor, damp, poorly ventilated, or unsuitable environments
4.3 Tampering / Unauthorized Repair
- • Product opened, modified, or tampered with
- • Repair or service performed by unauthorized personnel or local technicians
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5. General Exclusions
Warranty does not cover:
- • Physical damage, mishandling, or improper usage
- • Overloading, short circuits, or incorrect wiring
- • Damage due to voltage fluctuations, lightning, fire, or natural disasters
- • External accessories, plastic parts, connectors, or cosmetic damage
- • Normal wear and tear
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6. Service & Claim Process
- • All warranty claims must be reported through authorized Wattsun support channels
- • Inspection and diagnosis by Wattsun or its authorized service partner is mandatory prior to approval
- • The decision to repair, replace, or reject a claim shall be based on technical evaluation and root cause analysis
- • Service timelines are subject to logistics and spare part availability
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7. Repair / Replacement Policy
- • Wattsun reserves the right to repair or replace the product or its components at its sole discretion upon validation of a manufacturing defect
- • Replacement, where provided, may be new or refurbished of equivalent performance and reliability
- • Warranty shall continue from the original date of purchase and shall not reset after any repair or replacement
7.1 Repeat Service Handling
- • In the event of repeated service requests, the product shall be subject to detailed technical evaluation, including usage conditions, installation quality, and load parameters
- • Further action, including repair, replacement, or alternate resolution, shall be determined based on such evaluation
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8. Limitation of Liability
- • Wattsun’s liability is strictly limited to repair or replacement of the product
- • Wattsun shall not be liable for:
- • Indirect or consequential damages
- • Loss of business, inconvenience, or downtime
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9. Proof of Warranty
- • Original purchase invoice is mandatory for any warranty claim
- • Warranty is non-transferable unless explicitly approved by Wattsun in writing
