When procuring surface mounted distribution boxes, buyers often ask whether tooling or custom labeling surcharges will apply. In standard manufacturing setups, additional mold or tooling costs are waived when orders fulfill factory Minimum Order Quantity (MOQ) requirements—typically 500 units per model. However, specialized customization requests, such as non-standard enclosure alterations or tailored labeling, require separate pricing reviews depending on material choices like polycarbonate (PC) flame-retardant covers and 1.2mm cold-rolled iron sheet backboxes.

Precision stamping dies and high-capacity plastic injection molds underpin the manufacturing of electrical enclosures. For instance, the V22 series 12-way distribution box incorporates a durable PC top cover coupled with a sturdy 1.2mm iron backbox. Internal electrical connection relies on 100% pure copper terminal bars and busbars, providing high conductivity and operational safety across commercial and domestic circuits.

Quality assurance is embedded in every phase of fabrication. Production plants implement a three-tier quality verification process: raw material verification, 100% active assembly line checks, and final lab sample testing. Products meet recognized international standards, holding certifications including CE (LVD22-9194), CB (CN42895), RoHS (UNI2017081421RC-01), and ISO9001 certification.

| Procurement Parameter | Standard Series (e.g., V22) | Custom & OEM Order Terms |
|---|---|---|
| Minimum Order Quantity (MOQ) | 500 units / single model | 500 units per model or mixed 20ft container |
| Primary Materials | PC cover, 1.2mm iron backbox | Pure copper busbar & terminal connectors |
| Production Lead Time | 30 to 45 days | 45 to 60 days for full container orders |
| Quality Inspection Protocol | 100% Inline Testing | Material Inspection & Lab Sampling |
| Payment Terms | T/T (30% deposit, 70% prior to dispatch) | 100% Irrevocable L/C at sight |
| Shipping / Logistics | Ocean Freight (FCL or LCL) | Air Freight (Express / Airport-to-Airport) |
These distribution enclosures have proven performance across major international hospitality and commercial developments, such as the Seda Vertis North in Quezon City (438 units), Garden Inn Nairobi Airport (200 sets), Azalai Hotel Abidjan (300 sets), and the Sheraton Astana Hotel in Kazakhstan (1,200 switch socket sets).
Are tooling charges added to standard distribution box orders?
No extra tooling fees apply when ordering standard units that meet the factory MOQ of 500 units per model or fill a 20ft container.
What construction materials are featured in the V22 series consumer unit?
The unit features a high-impact PC cover, a 1.2mm thick iron enclosure backbox, and pure copper busbar and terminal bars for internal power distribution.
What quality assurance and warranty measures are available?
Every batch undergoes material testing, 100% line inspection, and lab sampling. Free replacements are provided for verified defective units during the warranty period.
Choosing standard model surface mounted distribution boxes avoids unnecessary tooling die costs and customized labeling surcharges. Meeting the standard MOQ of 500 units ensures predictable production lead times between 30 and 45 days backed by ISO9001 quality management systems. For custom inquiries or technical specification inquiries, please contact the engineering team directly at hayley@junlang.com.
Guangdong JUNON Songtian Electrical Appliance Co.,Ltd is an established manufacturer of switches, sockets, distribution boxes, and LED lighting solutions under the JUNON brand. Operating since 1983, the company features a 148,000 m² facility with 2,000 employees. Manufacturing capabilities include 81 injection molding units, 124 punching presses, 130 automated assembly machines, 30 testing devices, and 86 clean-room workshop units, producing up to 100,000 distribution boxes monthly.
The facility is certified under ISO9001, ISO14001, and ISO45001 systems, with products carrying CE, CB, and RoHS marks. Exporting to over 52 countries, recent project contracts include Courtyard Tashkent, Courtyard by Marriott Colombo, and Seda Vertis North Quezon City.

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