Frequently asked questions

Answer: We are a direct manufacturer based in Dongguan, China, with over 20 years of experience in industrial control panel manufacturing. Our facility specializes in the design, manufacturing, and electrical integration of custom PLC control panels, ATEX/IECEx-rated control panels, and auxiliary console systems for industrial automation projects worldwide.

Answer: Our control panels and enclosures are engineered based on project requirements, environmental conditions, and certification standards. We commonly use: • Stainless steel (304 / 316) for offshore and corrosive environments • Carbon steel (CRS / HRS) with industrial powder coating • Anodized aluminum for lightweight or special applications We also manufacture IP66/IP68 and explosion-proof (ATEX / IECEx) enclosures upon request.

Answer: We provide full turnkey solutions for industrial control systems, including: • Electrical system integration and control panel assembly • PLC wiring, busbar installation, and labeling • ATEX / IECEx panel assembly and FAT testing • In-house enclosure fabrication to support system integration • Prototyping, pilot runs, and batch production • International logistics, documentation, and after-sales support

Answer: We are a fully custom manufacturing facility and do not require a minimum order quantity. Whether you need a single sample panel or a full production series, we’re happy to help.

Answer: Yes. We support pilot production, functional prototypes, and small-batch control panel manufacturing. This allows clients to validate electrical layouts, component integration, and system performance before full-scale production.

Answer: We serve over 50 countries, with primary markets in: North America (U.S., Canada) Europe (Germany, UK, France, etc.) Middle East (UAE, Saudi Arabia, etc.) Asia-Pacific (Singapore, Japan, Southeast Asia) We offer multilingual support in English, Mandarin, and Cantonese.

Answer: Yes. We offer rapid prototyping based on your electrical drawings and 2D/3D files (DWG, STEP, SolidWorks), ensuring proper integration of PLC modules, terminal blocks, HMIs, and cable routing before production.

Answer: Our standard lead time is around 20 working days after final order confirmation, depending on project scope. We also support urgent projects with accelerated schedules upon request.

Answer: Our strength lies in integrated control panel manufacturing combined with in-house enclosure fabrication. We offer: • Full in-house production from enclosure to wiring • Compliance with CE, UL, RoHS, IP66/IP68, ATEX standards • ISO 9001:2015 certified quality management • Dedicated project management and responsive engineering communication

Answer: Yes. We specialize in OEM and project-based control panel manufacturing. We customize enclosure layouts, internal wiring, component integration, labeling, and finishes based on your electrical design and branding requirements.

Answer: We accept T/T (wire transfer) and PayPal. Payment terms can be discussed based on order size and client location.

Answer: Yes. All products come with a one-year warranty covering material and workmanship defects. We also provide installation guidance, wiring diagrams, and remote technical support for international clients.

Yes. We design and manufacture custom ATEX and IECEx compliant PLC control panels for use in hazardous areas such as oil & gas, chemical processing, and industrial plants. Our scope includes: Panel design based on Zone 1 / Zone 2 or Class I Division 2 requirements Component selection with ATEX / IECEx certified devices Electrical integration, wiring, and FAT testing Documentation support according to IEC / EN standards Please note that ATEX / IECEx compliance is project-based and depends on the specified hazardous area classification and components used. Certification and labeling are provided according to project requirements.

Yes. Our explosion-proof enclosures are engineered for ATEX Zone 1 and Zone 2 hazardous areas, with designs aligned to Ex d, Ex e, Ex de and IECEx requirements.

We specialize in custom-built and fabricated explosion-proof enclosures. We are not a distributor of off-the-shelf ATEX enclosures.

We commonly manufacture explosion-proof enclosures using stainless steel 316 / 316L for offshore, marine, and chemical plant environments.

Yes. Our corrosion-resistant enclosures are engineered for EPC projects with defined environmental requirements, drawings, and long-term lifecycle expectations.

Yes. We support Factory Acceptance Testing (FAT) including visual inspection, dimensional verification, sealing checks, and interface confirmation prior to delivery.

All enclosures are prepared for international export, including protective packaging, labeling, and documentation suitable for overseas project delivery.

No. We provide PLC control panel assembly services only. We do not sell standalone PLC CPUs, HMI touch panels, I/O modules, or individual automation components. All PLC solutions are delivered as complete, custom-built control panels with wiring, integration, and FAT testing for industrial projects.

No. We specialize in PLC + VFD integrated control panel assembly for industrial automation projects. We do not supply standalone VFD drives, pump controllers, or off-the-shelf motor control units. Our scope covers complete panel assembly, PLC integration, wiring, and Factory Acceptance Testing (FAT).

No. We provide MCC and low voltage switchgear panel assembly services only. We do not sell standalone MCC units, electrical components, breakers, motor starters, or distribution boards. All MCC and switchgear panels are custom-built for EPC and industrial projects based on approved drawings and specifications.

No. Weimiao does not sell standard, catalog, or off-the-shelf operator consoles. All auxiliary consoles are custom-built for engineering projects based on client layouts, drawings, and system requirements.

For auxiliary console projects, we focus on project-based manufacturing for EPC, OEM, and system integrators. We do not support single-unit retail sales or console-only purchases outside an engineering project scope.

No. Weimiao does not provide branded console replacements or equivalent products for ABB, Hoffman, or other manufacturers. Our consoles are engineered to project specifications, not brand substitution.

No. Auxiliary consoles are operator workstations, not MCC panels, switchgear, or standalone electrical control panels. They are typically used alongside PLC, MCC, or SCADA systems as human–machine interface platforms.

No. We do not sell electrical components, control room furniture, desks, or accessories separately. Our scope is custom auxiliary console fabrication and integration for industrial projects only.

Our auxiliary consoles are designed for EPC contractors, OEM system builders, and industrial engineering projects requiring custom layouts, ergonomic design, and long-term reliability in control room environments.

We focus on project-based ATEX & Ex-proof enclosure manufacturing for EPC, OEM, and system integrators. We do not sell single units, retail orders, or component-only boxes.

No. Our ATEX & Explosion-Proof enclosures are fully custom and project-specific. We do not provide ABB, Appleton, or other branded replacement units.

No. Our enclosures are designed for industrial, hazardous area, and certified project applications only.

All units are built per project specifications and integrate into larger industrial systems. We do not sell standalone pre-assembled boxes for individual use.

An HVAC control panel is an electrical cabinet used to control, monitor, and automate heating, ventilation, and air conditioning equipment.It integrates electrical protection devices, PLC controllers, VFD drives, communication modules, and monitoring systems to manage HVAC equipment such as fans, pumps, chillers, and air handling units.

A custom HVAC control panel can control various HVAC systems, including:Air Handling Units (AHU)ChillersCooling towersVentilation fansExhaust fansHVAC pumpsFresh air systemsThe exact configuration depends on the project requirements and control philosophy.

Yes.Weimiao designs HVAC PLC control panels with VFD integration for applications requiring variable speed control, energy saving, and automatic operation.PLC systems can manage equipment sequences, alarms, communication, and process logic, while VFDs provide precise motor speed control.

Yes.Weimiao manufactures HVAC electrical control panels according to customer-provided:Electrical drawingsBOM listsI/O schedulesControl specificationsProject requirementsOur engineering team reviews technical documents before production to ensure the final panel matches the application.

Yes.Each HVAC control panel can undergo Factory Acceptance Testing (FAT) before shipment.Testing may include:Wiring inspectionElectrical testingPLC I/O verificationHMI communication testingAlarm testingFunctional checksFAT documentation can be provided according to project requirements.

Looking for an experienced HVAC control panel manufacturer for your next automation project?Send your drawings, specifications, or project requirements to Weimiao.Our engineering team will review your application and provide a customized HVAC control panel solution based on your system requirements.Request your HVAC control panel consultation today.

A pump control panel is an electrical control cabinet designed to start, stop, protect, and automate the operation of one or multiple pumps. It combines motor protection, PLC controllers, VFDs, HMIs, and monitoring devices into a complete control system.

Our custom pump control panels can be designed for a wide variety of applications, including:Booster pumpsWater transfer pumpsSewage pumpsDrainage pumpsCooling water pumpsCirculation pumpsChemical dosing pumpsIndustrial process pumpsEach control panel is engineered according to the customer's pump configuration and operational requirements.

Yes.Weimiao designs PLC-based pump control panels with integrated Variable Frequency Drives (VFDs) to provide automatic pressure control, energy savings, lead/lag operation, and intelligent process automation.

Yes.Our pump control panels can be configured for:Single pump systemsDuplex pump systemsTriplex pump systemsMulti-pump installationsControl logic can include automatic alternation, duty/standby operation, runtime balancing, and fault changeover.

Absolutely.We manufacture every pump control panel according to customer documentation, including:Electrical drawingsSingle-line diagramsP&IDBOMI/O listsFunctional specificationsEach project is reviewed by our engineering team before production begins.

Yes.Every pump control panel is inspected and tested before shipment.Testing may include:Wiring verificationContinuity testingInsulation resistance testingPLC I/O testingHMI functionalityCommunication verificationFunctional operation checksFAT reports can be provided upon request.

Looking for an experienced Pump Control Panel Manufacturer for your next project?Whether you require a single pump control panel, a duplex booster pump system, or a complete PLC-based pump automation solution, Weimiao can design and manufacture a control panel tailored to your exact project requirements.Send us your drawings, pump schedules, P&ID, or technical specifications, and our engineering team will review your application and recommend the most suitable solution.Let's build a reliable pump control system for your next industrial project.