ASEAN Photovoltaic Combiner Box Price Quote

Typical 2026 PV combiner box prices range from $65 to $115 FOB China for standard 6-in-1, 1500V IP65 units, with variations depending on components, certifications, and order volume.

Price Overview

For standard PV combiner boxes suitable for solar arrays in the ASEAN region, 2026 FOB China prices for a 6-in-1, 1500V DC, IP65 enclosure typically fall between $65 and $115 per unit at moderate order volumes (50–200 units) when using branded SPDs, gPV fuses, and certified enclosures (CE, TÜV) . Prices below $55 may indicate substandard components or missing certifications, while prices above $130 often reflect premium branding or unnecessary feature stacking . Larger orders or wholesale purchases can reduce per-unit costs due to economies of scale, and custom OEM options (logo embossing, busbar modifications, cable entry adjustments) may slightly increase the price .

Key Cost Drivers

1. Internal DC Components (40–55% of cost): Includes DC SPDs, PV fuses, fuse holders, load-break switches, and MCB/MCCB units .
2. Enclosure Material and IP Rating: IP65-rated enclosures are standard for outdoor solar installations, ensuring waterproofing and durability .
3. Certifications: CE, TÜV, and UL certifications add credibility and slightly increase cost but are essential for reliability and compliance .
4. Component Brand Tier: Premium brands for fuses, SPDs, and busbars can significantly affect pricing .
5. Customization: OEM branding, dual-source components, or specialized monitoring features can increase the quote .

Procurement Tips

• Request detailed RFQs: Ensure the quote specifies component brands, certification numbers, and enclosure specs to compare suppliers accurately .
• Verify certifications: TÜV Rheinland or UL test reports help avoid counterfeit DC breakers, which are a common cause of field failures .
• Consider bulk discounts: Larger orders reduce per-unit costs, especially for distributors or project developers .
• Check lead times: Standard stock items may ship quickly, but custom orders require longer production times .

Summary

For ASEAN solar projects, expect $65–$115 per unit for a standard 6-in-1, 1500V IP65 PV combiner box from China, with pricing influenced by components, certifications, customization, and order volume. Always request a line-item quote to ensure transparency and avoid hidden costs, and verify supplier reliability and certification authenticity before procurement .