RFID Pallet Procurement Guide: Tag Specifications, Reading Devices, System Integration, and Implementation Evaluation

RFID pallets are plastic pallets with electronic tags installed or integrated, giving each pallet a unique, machine-identifiable identity. Combined with readers, networks, middleware, and WMS or ERP systems, they can automatically record pallet entry/exit, location, turnover frequency, and cargo information, reducing manual scanning, inventory checks, and pallet loss. When purchasing, it's crucial to consider not only pallet size and load-bearing capacity but also frequency band, tag installation method, reading distance, site environment, reader configuration, and system integration capabilities.

This guide provides a comprehensive overview of RFID pallet procurement, from hardware chip selection and peripheral equipment matching to software system integration.

I. What Problems Can RFID Pallets Solve?

RFID pallets are primarily suitable for handling the following logistics management problems:

• Large number of pallets, manual inventory is time-consuming.

• Pallets move between different warehouses or factory areas.

• Inability to track the current location of pallets.

• Lost, misplaced, or not returned on time.

• Manual scanning is prone to missed scans or input errors.

• Need to track which goods the pallet has carried.

• Need to record inbound/outbound and turnover times.

• Need to establish pallet cleaning, maintenance, and replacement records.

• Desire to integrate with WMS, automated warehousing, or smart factory systems.

If a company has a small number of pallets and they do not move across regions, barcodes or QR codes may be sufficient. RFID is more suitable for high-volume, high-frequency, automated logistics environments that require rapid identification.

II. How RFID Pallets Work

1. Assign a unique code to each pallet.

2. Attach or embed RFID tags into the plastic pallet.

3. Install readers at warehouse entrances, production lines, or loading/unloading areas.

4. Automatically acquire tag data as the pallet passes through the reading area.

5. The system records the time, location, status, and related goods.

6. Transmit the data to WMS, ERP, or other management platforms.

7. Managers can query inventory, location, and flow through the backend.

RFID typically does not require individual tag alignment for identification and can read multiple tags at once depending on the system design. However, the actual read rate can be affected by tag specifications, antenna direction, reading distance, metal, liquids, goods stacking, and on-site interference.

III. Is RFID Palletizing Suitable for Your Enterprise? Further evaluation is warranted if three or more of the following conditions are met:

• A significant number of pallets are in use.

• High daily inbound/outbound frequency.

• Long manual inventory count time.

• Pallets circulate across factory areas, suppliers, or customers.

• High cost of lost pallets.

• Batch identification of multiple pallets is required.

• Existing WMS, ERP, MES, or automated warehousing system.

• Need to establish pallet usage history.

• Need to track pallet quantity and flow in real time.

• Smart factory or supply chain digitization needs.

If there are no clear management objectives at present, it is recommended to first clarify whether the problem to be solved is inventory efficiency, loss, tracking, incorrect shipments, or system automation before deciding on the scope of implementation.

IV. RFID Stacks vs. Barcodes/QR Codes

Comparison Items: RFID Stacks vs. Barcodes/QR Code Stacks

Reading Method: Wireless radio frequency vs. Optical scanning

Alignment Required: Usually not required, usually requires visual alignment

Batch Reading: Can be batch-read according to system design, usually scans one by one

Dirty Impact: Less affected by surface dirt when tags are well-sealed; damaged tags may be unreadable

Data Update: Readable/writable depending on tag type; usually requires reprinting

System Cost: Higher vs. Lower

Suitable Scenarios: High volume, high turnover, automation vs. small volume, manual operation

Implementation Complexity: Requires reader and system integration vs. relatively simple

RFID is not necessarily suitable for all businesses. If workload is low, inventory is simple, and manual scanning is acceptable, barcodes or QR codes have a much lower barrier to entry. RFID is more advantageous if large-scale batch identification, cross-site tracking, and automated recording are required.

RFID systems typically do not directly replace WMS or ERP, but rather provide the ability to automatically acquire data. On the WMS side, it can be used for pallet inbound/outbound records, warehouse location and inventory updates, pallet and goods binding, picking and shipping confirmation, inventory counting and anomaly alerts; on the ERP side, it can be used for purchasing and receiving data, order and shipping data, pallet asset management, customer or supplier turnover records, expense and deposit management; on the MES side, it can be used for pallet entry time into the production line, work-in-process flow, process station records, batch number and pallet association, and production history tracking.

Before integration, it should be confirmed whether the existing system provides APIs, database interfaces, file exchange, or other integration methods, and it should also be defined which system is responsible for managing the data.

V. Will metal and liquids affect reading?
Yes. Metals may reflect or interfere with radio waves, and liquids may absorb some radio frequency energy. If the pallet carries metal parts, beverages, chemical liquids, or goods with high water content, special on-site testing must be performed; verification using only an empty pallet is not sufficient.

Evaluable improvement methods include adjusting tag installation positions, changing the distance between tags and goods, selecting tags suitable for metal or special environments, adjusting reader and antenna angles, adding or reconfiguring antennas, and adjusting reading power and software judgment rules.

VI. How to Choose an RFID Pallet Supplier

• Can they provide suitable plastic pallet specifications?

• Do they have pallet design and manufacturing capabilities?

• Can they clearly explain RFID tag specifications?

• Can they assist with testing installation locations?

• Do they provide actual reading tests?

• Can they cooperate with WMS or ERP system providers?

• Can they provide tag replacement and maintenance methods?

• Do they have relevant industry application experience?

• Do they clearly explain product limitations?

• Do they provide post-production consistency management?

RFID pallet projects involve plastic pallets, RFID hardware, on-site environment, and software systems. When selecting a supplier, it is essential to confirm the scope of work and responsibilities of each unit to avoid discovering system incompatibility after the pallets and tags are installed.

FAQ: Can RFID pallets provide real-time positioning?

Not necessarily. Passive RFID typically records the location of a pallet as it passes through a specific reading point, which is not equivalent to continuous GPS positioning. For real-time positioning, it may need to be combined with active RFID, BLE, UWB, or other technologies.

Do RFID pallets require manual scanning one by one?

When the equipment and site conditions are correctly configured, it is not necessary to scan each pallet individually; batch identification can be performed according to the system design.

Can multiple RFID pallets be read at once?

Yes, but the actual number of readable items and the success rate will be affected by the tags, reader, antenna, goods, passageways, and environmental interference. On-site testing is essential.

What data can RFID tags store?

They can store identification codes and some necessary data. It is recommended to store detailed goods, location, and history data in the backend system and associate them using the pallet identification code.

Can RFID tags be replaced if damaged?

Whether they can be replaced depends on the tag packaging and installation method. The replacement process, re-encoding method, and backend data transfer method should be confirmed before purchasing.

Are RFID pallets always better than barcodes?

Not necessarily. RFID is suitable for high-volume, high-speed, batch, and automated identification; barcodes are lower in cost and suitable for small-volume or manually operated environments. The choice should be based on actual management needs.

Does an existing WMS system need to be completely rebuilt before it can be used?

Usually not. RFID readers read a string of codes. You only need to provide an API interface to the WMS so the reader can input the data and match it with the existing database.

What information is needed before importing RFID pallets?

It is recommended to prepare the following information: number of pallets, dimensions, load-bearing capacity, type of goods, usage environment, movement process, expected reading locations, inventory method, existing WMS or ERP system, and desired improvements.

How to obtain an RFID pallet quote?

You should provide the plastic pallet specifications, purchase quantity, purpose of RFID use, tag requirements, reading locations, site environment, and whether system integration is required. This will allow the supplier to assess the costs of the pallets, tags, equipment, installation, and software.

Why are RFID tags paired with QR codes?

Printing QR codes simultaneously on the RFID tag surface increases the flexibility of system implementation, allowing both RFID and manual scanning to operate concurrently.

During normal RFID operation, automatic RFID identification is the primary method. In case of RFID malfunction, reading errors, or equipment maintenance, manual QR code scanning can be used immediately as a backup plan.

This avoids disruption to the entire workflow due to a single RFID tag or equipment failure, achieving the goals of "smooth implementation, operational flexibility, and uninterrupted system operation."

Will operations be forced to stop if RFID malfunctions after implementation?

No. The "RFID + QR Code dual identification" mechanism uses RFID as the primary automatic identification method and QR codes as a backup. When RFID cannot be read, manual QR code scanning can be used immediately to ensure continuous operation, achieving the goals of "painless implementation, flexible selection, and uninterrupted operation."

About Shin-Tai Plastics Industry

Shin-Tai Plastics Industry boasts half a century of experience in plastic injection molding and focuses on integrating industrial pallets with RFID smart technology. We offer a variety of embedded RFID smart plastic pallets and assist businesses in evaluating chip frequency bands, endurance testing, and on-site POC trials, helping you build a smooth and seamless smart warehousing system.

Shin-Tai Plastics Industry Official Website: https://zh-tw.shin-tai.com.tw/list/business-item.htm