7843X quartz composite topmount double bowl sink – 780 x 430 mm (30.71 x 16.93 in)
Model 7843X is the most compact topmount double-bowl quartz composite sink of the X series at 780 x 430 mm, keeping the large-plus-small layout for kitchens where bowl separation is needed but deck space is limited.


Product specifications
- 型号 7843X (X series double basin)
- Overall size: 780 x 430 mm (30.71 x 16.93 in)
- 碗的布局 large + small double bowl
- Installation: topmount (drop-in)
- Drain fitting: 2 x 114 mm cover / 90 mm opening
- 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 7843X?
Overall size is 780 x 430 mm (30.71 x 16.93 in); the dimension drawing above is the authoritative reference for cutout templates.
Which cabinet size fits the 7843X?
A 800 mm (32 in) base cabinet is the standard minimum opening for a topmount body of this width.
Is the 7843X a topmount or undermount sink?
The 7843X is a topmount (drop-in) design that rests on the countertop. For an undermount double-bowl alternative, see the 7845T / 8646T / 8848T models.
What material is the 7843X made of?
A quartz composite of 80% quartz sand and 20% resin, cast in a matte black finish.
Which colours are available for the 7843X?
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 7843X?
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 7843X?
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 7843X covers the same 780 mm width class as the 7845X with a shallower 430 mm body – useful where under-bench clearance or a shallower bowl is preferred.
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.





