Sarlai SLTBS3120R1ZL-F 31-Inch Black Drop-In Waterfall Sink

1 / 7

Product guide

Sarlai SLTBS3120R1ZL-F 31-Inch Black Drop-In Waterfall Sink

Inch: The Sarlai SLTBS3120R1ZL-F is a black stainless steel drop-in workstation sink with a waterfall outlet and ledges for sliding accessories. Its listed dimensions and cabinet-fit guidance vary across the listing, so confirm the cutout and base requirements before planning installation.

At a glance

Drop-in design with a waterfall outlet, pull-out faucet, and ledges that support sliding workstation accessories.
Manufacturer claims a sloped bowl and X-shaped guide lines help direct water toward the drain, with sound-deadening materials to reduce noise and vibration.
The stated kit includes a cutting board, colander, small basin, roll-up drying rack, and bottom grid, alongside faucet and drain components.

Price

$271.20Save 20%

Reference price: ~~$339.00~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Pros and cons

Pros

Ledge tracks and multiple included work accessories can provide prep and drying options without relying only on the countertop.
The claimed pull-out faucet offers three spray modes, and the waterfall outlet provides another stated water-flow option.
Customers report attractive appearance, a good finish, sturdy construction, and positive installation experiences.

Cons

Customer feedback includes reports of scratches and rust developing on the surface, despite the listing's claims about stain and scratch resistance.

Technical specifications

18 specifications

Identity
Brand	Sarlai
Model	SLTBS3120R1ZL-F

Dimensions and installation
Form factor	Rectangular
Dimensions listed	20"D x 31"W x 9.4"H
Weight listed	22.07 kg
Installation type	Countertop
Recommended minimum cabinet base	36 inches
Minimum cabinet size	35"

Materials and finish
Material listed	Stainless Steel
Claimed steel grade and gauge	genuine 16-gauge T304 stainless steel
Color	Gunmetal Black
Finish	Brushed

Basin and drainage
Size listed	31"x20"x10"
Interior dimensions	29"x14.82"x8.98"
Drain type	Grid
Drain opening	3.5 Inch as standard

Features and care
Faucet spray modes	stream, shower, dual broom
Product care instructions	Wipe with Dry Cloth

What to know before buying

Listing details to confirm

The listing gives differing overall dimensions and bowl measurements, including 31"x20"x10", 20"D x 31"W x 9.4"H, 31"x20.54"x9.4", and two incompatible values labeled interior dimensions. Cabinet guidance also differs between a recommended 36-inch base and a 35-inch minimum. Confirm the actual cutout, bowl size, and cabinet requirement for this model. The cup rinser is listed among components, but the feature text says the sink has no hole for it and requires a hole to be cut if used. The title and feature text describe a drop-in sink, while some specification text describes an undermount model.

What’s in the box

Included

Waterfall kitchen sink
Cup rinser
Faucet
Cutting board
Colander
Drain assembly
Small basin
Roll-up drying rack
Bottom grid

Who is it for?

A good fit for

Kitchens where a drop-in sink with a waterfall outlet and ledge-mounted prep or drying accessories suits the intended workflow.
Buyers who want a supplied accessory set and are prepared to verify cabinet fit and installation details before purchase.

Less suited to

Installations where cabinet clearance or cutout dimensions must be certain before ordering without confirmation from the seller or manufacturer.
Buyers seeking an assured scratch- or rust-free finish, since customer feedback reports surface problems.

Sarlai SLTBS3120R1ZL-F 31-Inch Black Drop-In Waterfall Sink · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 784 ratings

5 stars76%76%
4 stars12%12%
3 stars4%4%
2 stars3%3%
1 star5%5%

Customer feedback highlights the sink's appearance, finish, sturdy feel, accessories, and straightforward installation. Reports of scratches and rust complicate the listing's finish-resistance claims, and fit experiences are mixed, including comments that it barely fits a standard 36-inch sink base. The conflicting listed dimensions and cabinet guidance make careful measurement especially important for a drop-in workstation sink.

Positive themes

Customers praise the appearance and finish, and describe the stainless steel construction as sturdy.
Customers appreciate the included accessories and report positive installation experiences.

Negative themes

Customers report scratches and rust developing on the surface.

Mixed feedback

Fit feedback is mixed, with reports that the sink barely fits a standard 36-inch sink base.

Frequently asked questions

What are the listed dimensions?

The product dimensions are listed as 20"D x 31"W x 9.4"H, but other listing details give different exterior and bowl dimensions. Confirm the exact cutout and sink measurements before ordering.

What cabinet size does it need?

The listing gives both a recommended 36-inch minimum cabinet base and a 35-inch minimum cabinet size. Customer feedback also describes a close fit in a standard 36-inch sink base, so verify the cabinet and cutout for your installation.

Does the cup rinser have a sink hole?

The listing includes a cup rinser but says there is no hole for it. Its text says a hole must be cut in the sink panel to use the rinser.

What accessories are listed with the sink?

The stated contents include a faucet, cup rinser, cutting board, colander, drain assembly, small basin, roll-up drying rack, bottom grid, and the sink. Another feature description also mentions installation clips and guidance.