


SN020 19 Inch Round Drop-In Ceramic Bathroom Sink
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Certifications
- MOQ 1 unit (with freight forwarder) or 1×20ft container
- Reply Time Within 24 hours
- Lead Time 30–45 days after sample approval
The 19 inch round drop-in ceramic bathroom sink is a top-mount basin specified for vanity and countertop installations across residential and commercial projects. SANIKB manufactures this round drop-in bathroom sink factory-direct for distributors, importers, builders, and private-label brands that need consistent dimensions, standard faucet drilling, and repeatable finish quality across volume orders. The basin carries a nominal 19 inch diameter (actual 490 mm / 19.3 in) with drilling for a 4 inch centerset faucet, so it fits common North American vanity cutouts and rough-in layouts.
12 consecutive years at KBIS and IBS.
Standard on every shipment.
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Engineer-reviewed. cUPC · CE · ISO 9001 ready. 30–45 day lead time, FOB or CIF.
This round drop-in basin ships with three pre-drilled faucet holes set for a 4 inch centerset faucet, each hole ø35 mm (ø1.4 in). The center hole takes the spout and the two outer holes take the handles, which suits the centerset and single-hole faucet sets common in North American vanity packages. The drain opening is ø45 mm (ø1.8 in), a standard US size. The matching drain type follows the overflow specification, covered next.
Overflow configuration is confirmed at quotation, and drain selection depends on it. A basin without an overflow must be paired with a non-overflow free-flow drain, not a standard pop-up with overflow. Confirm the overflow specification on the quoted drawing before you select or stock matching drains for a project.
The basin is formed from ceramic. This top-mount ceramic vanity basin is self-rimming: it sets into a cutout in the vanity top with the rim resting on the deck, which simplifies installation and lets a single template repeat across multiple units on the same job. Drop-in mounting works with stone, solid surface, laminate, and prefabricated vanity tops cut to the basin's cutout dimension. Sealant under the rim completes the seal between the basin and the counter. The cutout dimension and rim overhang are confirmed at quotation so fabricators can pre-cut counters to match.
The 19 inch round footprint and standard 4 inch centerset drilling make this basin a fit for a range of B2B programs:
- Distributors and importers stocking a round drop-in basin in standard sizing for contractor and dealer resale
- Private-label brand owners adding a round ceramic vanity basin to their own catalog
- Multifamily developers standardizing one basin and faucet layout across units
- Hospitality FF&E buyers matching guestroom vanities to an approved sample
- Kitchen and bath showroom dealers displaying and selling through to trade clients
- General contractors and remodelers installing into new and replacement vanity tops
- E-commerce resellers listing a consistent, well-documented ceramic basin
SANIKB supplies this basin on an OEM and ODM basis for buyers running their own brands or specifying to a fixed program. Customization can include faucet hole drilling, basin dimensions, and finish, with available options and tooling scoped at the RFQ stage. Private-label support, spec sheets, and dimensional drawings are provided per program. Share your target specification, annual volume, and packaging requirements, and our OEM team will confirm what is feasible for your program.