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SN1546 white square ceramic vanity sink, 16.2 x 16.2 in drop-in basin with single faucet hole and center drain, with dimensioned spec drawing.Square ceramic vanity sink installed in a styled bathroom — lifestyle scene, SANIKB SN1546.
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16-Inch Square Drop-In Ceramic Vanity Sink, Single-Hole

SKU SANIKB-SN1546
Certification
Certification mark
Min. order
20 ft / 40 ft containersBelow 1 container: your own China forwarder required.
Lead time
30–45 days
Reply time
1 business day
Material Vitreous china ceramic
Type Drop-in bathroom sink
Size 16.2" × 16.2" × 7.1" (410 × 410 × 180 mm) Custom sizes
Mount Drop-in
Finish
Glossy White

Wholesale · 20 ft / 40 ft · Mix available · Below 1 container: your own China forwarder required.

SN1546 is a square drop-in vanity basin, 410 × 410 mm and 180 mm high, in glossy white vitreous china. A single 35 mm faucet hole and a 45 mm drain opening are built in.

It fits builders, remodelers and trade buyers who want a small square bowl set from above into a vanity top. SANIKB makes it at its Foshan factory, from 20 pcs.

More in Drop-In Bathroom Sinks

20 ft / 40 ft containersBelow 1 container: your own China forwarder required. · Mix models and categories. No retail.

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Shape & size

Shape and size of SN1546

SN1546 white square ceramic vanity sink, 16.2 x 16.2 in drop-in basin with single faucet hole and center drain, with dimensioned spec drawing.
Dimension drawing
Size16.2" × 16.2" × 7.1" (410 × 410 × 180 mm)
InstallationDrop-in
Colour Glossy White
MaterialVitreous china ceramic

12 editions of the International Builders' Show (IBS).

— Most recent
Feb 2026 KBIS · Orlando, USA
Mar 2026 Expo Revestir · São Paulo, Brazil
6 international shows annually
2026 Expo Revestir

2026Expo Revestir

São Paulo, Brazil
2026 KBIS

2026KBIS

Orlando, Florida
2025 KBIS

2025KBIS

Las Vegas, USA
2025 The Big 5

2025The Big 5

Dubai, UAE
2024 IBS

2024IBS

Las Vegas, Nevada, USA
2024 Expo Guadalajara

2024Expo Guadalajara

Guadalajara, Mexico
2023 Canton Fair

2023Canton Fair

Guangzhou, China
2019 Cersaie

2019Cersaie

Bologna, Italy
2019 ISH

2019ISH

Frankfurt, Germany
2017 The Big 5

2017The Big 5

Dubai, UAE
2014 KBIS

2014KBIS

Las Vegas — US debut
2013 BAU

2013BAU

Munich, Germany

Factory documentation

Certification scope depends on the selected model and destination market. Request model-specific documents with your quotation.

IAPMO cUPC certificate
ISO 9001 quality management certificate
WRAS approved product certificate
IAPMO certificate of listing
UDEM CE technical inspection certificate

Send a spec. Get a real quote in 1 business day.

Engineer-reviewed. cUPC · CE · ISO 9001 ready. 30–45 day lead time, FOB or CIF.

We send quotes within 1 business day after receiving the necessary product, quantity and destination details.

One itemised quote — not five
Feasibility & certification checked per market
Have a spec file? Attach it to your inquiry below.
— Project brief B2B only
Enquiry about 16-Inch Square Drop-In Ceramic Vanity Sink, Single-Hole SKU SANIKB-SN1546
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Wholesale · 20 ft / 40 ft · Mix available

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    Engineer reply within 1 business day

    Specifications and Dimensions

    The SN1546 square ceramic vanity sink has a square footprint of 410 x 410 mm (16.2 x 16.2 in) and an overall height of 180 mm (7.1 in). The basin sits within a 35 mm (1.4 in) rim, with interior references of 300 mm (11.9 in) and 260 mm (10.3 in) marked on the spec drawing. The faucet hole is 35 mm (1.4 in) in diameter and sits 175 mm (6.9 in) from the back edge. The drain opening is 45 mm (1.8 in) in diameter, set within a 70 mm (2.8 in) recess. Dimensioned drawings can be supplied for vanity cutout planning.

    Ceramic Build and White Glazed Finish

    SN1546 is made from glazed ceramic and supplied in a single gloss white finish, a familiar specification for North American bathroom and vanity programs. The glazed surface is smooth and easy to wipe down, suiting residential and commercial bathroom fit-outs. A white ceramic vanity sink also needs to hold its appearance across reorders, so finish consistency matters to buyers stocking display and warehouse units side by side. SANIKB can match production to an approved reference sample, which supports private-label and project buyers who need a stable shade across multiple shipments.

    Drop-In Square Ceramic Basin: Faucet Hole and Drain

    SN1546 installs as a drop-in square ceramic basin, setting into a cut countertop or vanity top from above. The single 35 mm (1.4 in) faucet hole accepts a standard deck-mounted mixer, and the 45 mm (1.8 in) drain opening takes a common pop-up assembly. Confirm the overflow configuration of SN1546 before ordering the matching drain, since this decides whether a standard overflow pop-up or a non-overflow free-flow pop-up is required. SANIKB can verify the correct drain pairing and supply matching accessories with the basin.

    OEM and ODM Options for Ceramic Vanity Sinks

    As a ceramic vanity sink manufacturer, SANIKB produces SN1546 factory-direct and supports OEM and ODM programs for wholesale buyers. Customization covers logo placement, branded or neutral packaging, and rebrandable spec sheets for private-label catalogs. For larger programs, the faucet hole count, drilling position, and finish can be adapted to a buyer's specification, with feasibility and tooling reviewed against order volume. An OEM ceramic vanity sink program lets distributors and private-label brands list SN1546 under their own name, with documentation prepared to match.

    Wholesale Supply: MOQ, Lead Time, and Packaging

    MOQ and lead time for the SN1546 wholesale square ceramic vanity sink are confirmed at the quotation stage and set per program, based on order volume, customization, and packaging needs. Export cartons are engineered to protect glazed ceramic through ocean and LTL transit, and full carton dimensions, unit weights, and loading quantities can be provided for container load planning. SANIKB ships to distributors, importers, builders, and hospitality buyers across North America and worldwide. Request a bulk quote with your project specifications, and SANIKB will return pricing tiers and an approval sample before full production.

    GLOSS WHITE

    Glossy White Finish on a 16 Inch Square Basin

    Glossy white vitreous china is the single finish on this 16 inch square drop in bathroom sink, so approved shade and reorder shade stay the same.

    SN1546 is a compact 410 × 410 mm square among our drop in bathroom sinks, for builders, remodelers and trade buyers who need a small footprint with a squared bowl, whether in a powder room or on a bathroom vanity.

    It sets into a vanity top from above and takes one deck-mounted faucet through a single hole. Ordering programs can hold a reference sample for shade checks across shipments.

    DIMENSIONS

    410 × 410 × 180 mm Square Dimensions

    Model
    SN1546
    Overall size
    16.2" × 16.2" × 7.1" (410 × 410 × 180 mm)
    Material
    Vitreous china ceramic
    Finish
    Glossy White
    Mounting
    Drop-in
    Faucet hole
    1, ø35 mm (ø1.4 in), 175 mm (6.9 in) from back edge
    Rim
    35 mm (1.4 in)
    Drain opening
    ø45 mm (ø1.8 in), in a 70 mm (2.8 in) recess
    MOQ
    20 pcs

    BOWL DETAIL

    Rim, Faucet Hole and Drain Recess Measured

    35 mm rim

    The basin sits within a 35 mm rim that rests on the counter around the cutout, giving clean lines.

    Single faucet hole

    One ø35 mm hole sits 175 mm from the back edge and accepts a standard deck-mounted mixer.

    Drain recess

    A 45 mm drain opening sits inside a 70 mm recess. Confirm the overflow arrangement before ordering the matching drain.

    DRAWINGS

    Cutout Drawings for Vanity Fabricators

    SN1546 white square ceramic vanity sink, 16.2 x 16.2 in drop-in basin with single faucet hole and center drain, with dimensioned spec drawing.

    Glossy White

    Dimensioned drawing on request

    We supply dimensioned drawings for vanity cutout planning, so tops can be cut to the opening before the basins arrive.

    ORDERING

    Export Packing and Program Terms for SN1546

    Export cartons are built to protect glazed ceramic through ocean and LTL transit. Carton dimensions, unit weights and loading quantities are available for container planning.

    MOQ is 20 pcs and a mixed 1×20 ft container is accepted. An approval sample can be made before the full order, and we reply to quotes within 12 business hours.

    Logo placement, neutral or branded cartons and own-label spec sheets go through the OEM and ODM service.

    How we work

    From enquiry to shipment

    A factory-direct process built for importers, distributors and project buyers. No trading layer in between.

    1. 01

      Send the enquiry

      Tell us the model, quantity, destination market and any branding or packaging requirement. A spec sheet or drawing helps but is not required to start.

      Replied within 1 business day
    2. 02

      Our sales team contacts you

      A named account manager follows up by email or WhatsApp, confirms the specification and clarifies anything missing before pricing.

      Email or WhatsApp
    3. 03

      Quotation

      You receive a written quotation with unit price, MOQ, packing details, lead time and the trade term you asked for. Entry, mid and premium build levels can be quoted side by side.

      FOB or CIF
    4. 04

      Sample approval

      We send a sample for finish, function and packaging sign-off. Branded samples are produced once artwork is confirmed.

      Before mass production
    5. 05

      Production and shipment

      Mass production starts after sample approval and deposit. QC and inspection run before loading, then the order ships to the agreed port.

      30–45 days after approval
    50+ New models developed every year, tracking current North American and European trends
    1 business day Maximum first response to an enquiry
    Since 2000 Foshan factory, B2B trade only

    OEM and ODM to your specification

    We develop to a brief. Send a reference model, a drawing or simply the price band and market you are targeting, and we will propose what fits. Entry, mid and premium builds are all available from the same factory.

    • Your logo on product, carton and documentation
    • Private-label packaging and manuals
    • Custom finish matched to your standard
    • Custom dimensions and tooling where volume supports it
    • Product development from your reference or price target
    • Destination-market documentation prepared on request

    FAQs

    What are the dimensions of the 16 inch square drop in bathroom sink SN1546?

    SN1546 measures 410 × 410 × 180 mm (16.2 × 16.2 × 7.1 in), a square footprint at a nominal 16 inch size. The faucet hole is 35 mm in diameter, set 175 mm (6.9 in) from the back edge, and the drain opening is 45 mm within a 70 mm recess.

    How does SN1546 mount, and how many faucet holes does it have?

    It mounts as one of our drop in sinks, setting into a cut vanity top from above with the 35 mm rim on the counter. It has one pre-drilled faucet hole of 35 mm (1.4 in) for a deck-mounted mixer. Plan a single-hole faucet or a mixer that fits that opening.

    Which drain does SN1546 need?

    Drain opening is 45 mm (1.8 in) in a 70 mm (2.8 in) recess. Confirm the overflow arrangement with SANIKB before choosing the drain, since a standard overflow pop-up and a non-overflow free-flow pop-up are different parts. We can supply the matching drain with the basin.

    Can SN1546 be produced as OEM or private-label stock?

    Yes. SANIKB makes SN1546 in its own factory and runs OEM and ODM programs. For these bathroom sinks, buyers can specify logo placement, neutral or branded packaging and spec sheets prepared under their own name. For larger programs, faucet hole count, drilling position and finish can be reviewed.

    How is SN1546 packed for export?

    SN1546 ships in export cartons built to protect fired ceramic through ocean and LTL handling. We share carton dimensions, unit weights and loading quantities so you can estimate freight and plan a container. Private-label orders can use neutral or custom-branded cartons.