7850 quartz composite topmount kitchen sink – 780 x 500 mm (30.71 × 19.69 in)
Model 7850 is a multifunctional large single-basin quartz composite kitchen sink at 780 x 500 mm. The topmount workstation body drops into the countertop cutout from above and rests on the worktop, with a 140 mm diameter drain and space for accessories such as a grid, cutting board and colander.
Product specifications
- 型号 7850 (multifunctional large single basin series)
- Overall size: 780 x 500 mm (30.71 × 19.69 in)
- 碗的布局 multifunctional large single basin
- Installation: topmount
- Drain fitting: 140 mm dia drain
- Material: 80% quartz / 20% resin composite
- Catalogue colour: black (other colours: confirm with quotation)
- OEM/private label: available through Foshan Jinyunke Kitchen & Bath Co., Ltd
Common buyer questions
What are the dimensions of the 7850?
Overall size is 780 x 500 mm (30.71 × 19.69 in); the dimension drawing above is the authoritative reference for cutout templates.
Which cabinet size fits the 7850?
A 900 mm (35.43 in) base cabinet is the standard minimum opening for a topmount body of this width.
Is the 7850 a topmount sink?
Yes. The 7850 is a topmount design that drops into the cutout from above and rests on the countertop.
What material is the 7850 made of?
A quartz composite of 80% quartz sand and 20% resin, cast in a matte black finish.
Which colours are available for the 7850?
The catalogue lists this model in black. The standard quartz colour card may offer additional colours for this body – confirm the available colour range with the quotation.
What is the MOQ for the 7850?
Minimum order quantity for this quartz composite model is 20 pieces. Mixed-colour orders within the same model can be discussed with the sales team.
What is the lead time for the 7850?
Standard production lead time is 25–35 days after deposit and drawing confirmation, depending on order quantity and season.
Which trade terms apply?
Pricing is EXW Foshan or FOB Guangzhou. Payment by T/T with 30% deposit and 70% balance before shipment.
Sourcing notes
The 7850 is the 780 mm multifunctional body of the workstation series and suits 900 mm cabinet openings that want a large single bowl with accessory ledges.
Request a quote for the 7850
For a quotation, please provide: model (7850), quantity, colour, installation requirements, and packaging or destination/trade-term requirements if applicable. Ask about this model – Cyndi Lee, WhatsApp +86 134 3482 5666.
Related models and guides
- 8050 multifunctional quartz composite kitchen sink, 800 x 500 mm
- 7249 multifunctional quartz composite kitchen sink, 720 x 490 mm
- Kitchen sink manufacturer for B2B buyers
- Private label / OEM kitchen sinks
- All kitchen sink models
- Request a quote
About the manufacturer
Foshan Jinyunke Kitchen & Bath Co., Ltd manufactures stainless steel and quartz composite kitchen sinks in Foshan, Guangdong, China, supplying B2B importers, distributors, and OEM/private-label programs. Quartz sink MOQ: 20 pieces per model. Typical lead time: 25–35 days after deposit. Trade terms: EXW Foshan or FOB Guangzhou; payment T/T 30/70. Contact: Cyndi Lee, WhatsApp +86 134 3482 5666.
