ESL glossary

A small display mounted on the shelf edge that receives price and product information wirelessly from a central system.

A reflective display technology that holds an image without power and only draws energy while changing it.

The colour set an e-paper display can show: BW black-white, BWR adds red, BWRY adds yellow.

E-paper capable of thousands of colours (e.g.

Time an e-paper display needs to redraw its content, given in seconds in the catalogue.

Diagonal display length; 1.54 / 2.13 / 2.9 / 4.2 / 7.5 inch are common.

A long, usually LCD, mains-powered display strip running along the shelf instead of individual labels.

The wireless bridge between labels and the server, ceiling- or shelf-mounted.

The closed radio protocol most major vendors use, sharing the 2.4 GHz band with Wi-Fi but not being Wi-Fi.

A label communicating over Bluetooth Low Energy.

Light-based communication between label and ceiling transmitter requiring line of sight.

Radio below 1 GHz; longer wavelengths pass walls and metal shelving better and cover more area per access point.

The area within which access points reach labels.

Another vendors' name for the access point; the bridge between the label network and the IP network.

Near-field communication over a few centimetres between the label and a phone or handheld.

A small remotely triggered light on the label, used for pick-to-light, replenishment, stock alerts and promotion attention.

Holding several layouts on one label and switching by button or schedule — price on the front page, stock or picking data on another.

The lifetime the manufacturer states for a specific usage profile (e.g.

A label whose battery can be swapped in the field.

A display powered by cable instead of battery; typically LCD and full colour.

Dust and water resistance per IEC 60529: first digit dust, second water.

A label whose battery chemistry and display driver are adapted to cabinets at -25 °C and below.

The profile on the shelf edge that the label clips into.

Telling the system which product each label shows.

Having product master data (name, barcode, unit, origin, price) complete enough for the label template before installation.

All labels in a store or chain.

Shelf price differing from checkout price.

Lighting the LED on the label of the item to pick, guiding the picker.

Estimating how many labels a store needs from shelf metres, SKU count and format.

The layout defining what appears where on the label display.

The link between the price source (ERP, POS, PIM) and the label management software, via file transfer or API.

The server software managing labels, access points, templates and product data, in the cloud or on premises.

Whether the management software runs in the vendor's cloud or on the store's own server.

The Ministry of Trade regulation on the content and form of retail price labels.

Price per standard unit (kg, litre, metre).

The obligation to show the pre-markdown price during a sale, with a thirty-day rule in Türkiye.

Origin information mandatory for certain product groups.

The four-step indicator (₺ … ₺₺₺₺) used instead of an exact price.

Multi-year cost adding installation, access points, software licences, battery/label renewal and maintenance to the purchase price.

How many months the ESL investment takes to pay back, compared against paper printing, labour and pricing-error costs.

The buyer's document defining required features in numbered clauses.

Printing, cutting, distribution and shelf-by-shelf replacement labour combined; the other side of the ROI equation.

A size-band price summary compiled from public list prices, normalised for VAT and volume tier.

Changing prices frequently by demand, stock age or time of day — impractical on paper, routine with ESL.

The mass balance of ESL's paper savings against its electronics and end-of-life waste.

A device that photographs the shelf at intervals to detect gaps, misplacement and price mismatches, positioned alongside ESL infrastructure.

An EU-driven product identity making origin, composition and recycling data accessible via QR/NFC.

An account of a completed project with scope, duration and results.

Where each catalogue record comes from and how much is verified against manufacturer sources: confirmed, partial or estimated.