Pre-Sales Consulting Services

One-on-one product selection with an engineer, providing drawings, specifications, quotes, and export certification consulting as needed

We track production progress throughout the entire process, conduct 100% final inspections before shipment along with test reports, provide all necessary documentation, and follow up in real time.

Order Fulfillment Services

Installation  Services

We provide remote guidance for equipment wiring and commissioning; for large-scale projects, we can arrange for a technician to visit the site to complete the power-up acceptance inspection.

Free repairs and replacement of parts for non-user-caused malfunctions during the warranty period; lifetime supply of replacement parts, troubleshooting, and equipment upgrades

Extended Warranty Service

After-sales-service

Worker operating machinery in a factory with green equipment and polished floors.

After-Sales Team

Telephone

E-mail

Address

+86 191 8504 0884

bradley_he@dlelec.com

No.9 Guangye Rd,High-tech Industrial Park,Longli County, Qiannan Prefecture,Guizhou Province

Frequently asked questions

Technical Support

We offer comprehensive technical support to our customers. Our qualified technicians and engineers are available to provide guidance, troubleshoot problems, and offer solutions to ensure the optimal performance and longevity of our transformers.

Warranty Coverage

We stand behind the quality of our transformers and provide warranty coverage for a specified period. In case of any manufacturing defects or malfunctions during the warranty period, we will repair or replace the product at no additional cost to the customer, subject to the terms and conditions of the warranty

Technical Help

Installation guidance and provide customers with installation instructions for transformers, including the correct installation location, connection methods, grounding requirements, etc. Ensure that the transformers are installed safely, correctly, and ready for operation.

Operating parameter adjustment

Provide recommendations for adjusting the operating parameters of transformers based on customer requirements and actual conditions. This includes setting parameters such as rated voltage, load capacity, voltage regulation range, etc., to ensure that the transformers operate in the optimal working state.

Troubleshooting

Offer troubleshooting support when customers encounter transformer faults or abnormal conditions. Our technical team can assist customers in diagnosing problems and provide solutions to quickly restore normal operation of the transformers.

Maintenance advice

Provide maintenance advice for transformers to customers, including regular inspections, cleaning, lubrication, and repairs. This helps prolong the lifespan of the transformers, improve their performance, and reliability.

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