X-Ray Component Counter Comparison: 10 Criteria and a Vendor Worksheet

What Does an X-Ray Component Counter Do?

An X-ray component counter images a reel, tray or bag with low-energy X-rays and counts the parts that are really in the pockets, without opening the packaging. It replaces mechanical tape counters (which pull the tape through a sensor) and manual estimates based on tape length or weight. The result is a verified remaining quantity that can be written back to the ERP or MES, so the inventory record matches the shelf.

One boundary matters when you compare vendors: a counter counts. It can flag a reel that looks anomalous at the receiving dock, but it does not authenticate components. Counterfeit detection is a separate discipline with its own test methods.

Ten Criteria for an X-Ray Component Counter Comparison

1. How accurate is the count — and on which parts?

Most vendors quote a headline accuracy close to 99.9%. The useful question is on which parts and under which conditions. Standard chip components on full reels are the easy case. Accuracy is decided by the hard ones: 01005 and 0201 parts, partial reels with a loose tape end, overlapping or tilted components, odd-form parts, and trays. Ask each vendor for accuracy by package class, and ask what the system does when it is not confident — a counter that flags a doubtful reel is worth more than one that silently returns a wrong number.

2. What is the real cycle time per reel?

Two different numbers are used in this market and they are not interchangeable. Seconds per reel describes the scan and count itself. Reels per hour describes sustained throughput including loading, barcode reading, labelling and unloading. A unit that counts in a few seconds still delivers far fewer reels per hour if an operator loads every reel by hand. Measure the full cycle with a stopwatch during the demo: door open to label applied.

Batch capability changes the math as well. A chamber that accepts several 7-inch reels at once multiplies effective throughput for the most common reel size.

3. Which packages and component sizes are covered?

List what is actually in your warehouse before the first demo: reel sizes, JEDEC trays, tubes or sticks, moisture barrier bags that must stay sealed, through-hole parts on tape, and loose parts. Then ask for each one explicitly. Counting through a sealed moisture barrier bag is one of the main reasons to buy an X-ray counter at all — the floor life clock of an MSD part does not start just because inventory had to be verified.

4. What reel and chamber size do you need?

Check the largest reel diameter (13-inch and 15-inch reels are common for connectors and larger packages), the maximum reel height, and the usable detector area. The detector area also decides whether several small reels can be counted in one exposure.

5. Offline, batch or inline — how much automation?

There are three classes. Offline desktop or cabinet units are loaded by an operator and suit incoming inspection, kitting areas and cycle counts. Automatic units add reel loading and unloading, barcode reading and label application without an operator. Inline systems sit in the material flow and exchange reels with conveyors, AGVs or an automated storage system. The right class follows from how many reels you count per day and whether an operator is at the station anyway — not from the headline speed.

6. How does the count reach your ERP or MES?

A count that stays on the machine’s screen has solved half the problem. Compare: automatic reading of 1D and 2D reel barcodes, matching the count to a material ID, label printing, and the interfaces on offer — REST API, OPC UA, MQTT, or file export such as CSV. Ask who builds the connection to your system, how long it takes, and whether it is part of the quotation.

7. How are new part types learned?

Counting software either matches images against a component library or uses trained image-recognition models, often both. For a high-mix factory the practical questions are: how long does it take to add a part the system has never seen, who does it (operator, vendor, automatic), and how do software and library updates arrive? A system that needs a vendor ticket for every new package will slow down exactly the factories that need counting most.

8. Is the radiation safety documented?

Cabinet X-ray counters are fully enclosed, lead-shielded machines with door interlocks; leakage at the surface is typically specified at or below 1 µSv/h. Ask for the leakage specification, the interlock concept, and the conformity documentation for your market. Registration or notification duties for cabinet X-ray equipment differ by country, so involve your safety officer before the purchase order, not after delivery.

9. What footprint and utilities are required?

Desktop and cabinet units usually need standard single-phase power and a flat surface. Automatic and inline units need floor space, a load-bearing check and, depending on the design, compressed air or conveyor interfaces. Get dimensions, weight and utilities in writing — they decide where the counter can physically stand, which in turn decides how far reels have to travel to reach it.

10. Who services the machine, and what does ownership involve?

Compare on-site service coverage in your region, remote diagnostics, X-ray tube and detector service life, calibration intervals, and whether software updates are included. Vendors quote per configuration, so the only comparable price is a configured quotation against the same reel mix and the same daily volume. For the cost side, see our guide to what drives X-ray component counter price.

Comparison Worksheet: The Same Questions for Every Vendor

Use the first two columns with every supplier on your shortlist. The last two columns show how we answer them for our own two models, so you can see what a complete answer looks like.

Conformity note: both models are designed for CE conformity; certification scope is confirmed per project and region.

Offline or Inline: Which Class Do You Need?

Start from the daily reel count and from who touches the reel anyway. If reels are counted at incoming inspection, during kitting or in periodic cycle counts, an operator is already handling each reel, and an offline unit with batch loading is the efficient choice. The NEO COUNTER X400 is built for that case: about 5 seconds per reel, up to four reels per exposure, and no line integration required.

If every reel that returns from the line must be counted before it goes back into storage, the numbers change. 600 reels per hour means one reel every six seconds, around the clock, which no manually loaded station sustains. That is the case for an inline X-ray component counter such as the NEO COUNTER X800, which receives counting jobs from the MES or WMS, exchanges reels with AGVs and returns them to automated storage with the quantity already corrected.

How to Run a Fair Bake-Off

• Bring your own reels. Include the worst ones: 01005 parts, a partial reel with a loose tape end, a 15-inch connector reel, a JEDEC tray, and a sealed moisture barrier bag.
• Know the true quantity. Hand-count two or three of the test reels beforehand, so accuracy is measured and not assumed.
• Time the full cycle. From opening the door to the printed label, with the operator you will actually have.
• Test a part the system has never seen. Watch how long teaching takes and who has to do it.
• Follow the data. Ask to see the count arrive in a test ERP or MES record, not only on the machine’s screen.
• Use the same set everywhere. The same reels, the same questions and the same worksheet for every vendor.

Vendors Buyers Commonly Shortlist

This is a market overview, not a ranking. X-ray component counters are offered, among others, by Nordson Test & Inspection (Assure), VJ Electronix (XQuik), Scienscope (AXC series), Optical Control (OC-SCAN CCX), VisiConsult (XRHCount) and Neotel Technology (NEO COUNTER). Specifications change with every model generation, so take each vendor’s current data sheet as the source and put the answers into the worksheet above.

Where NEO COUNTER Fits

Neotel builds two counters for the two ends of the scale. The NEO COUNTER X400 is a semi-automatic offline unit for warehouses and lineside stations: 99.9% counting accuracy, about 5 seconds per reel, up to four reels at once, components from 01005 to large packages. The NEO COUNTER X800 is a fully automatic inline system: up to 600 reels per hour, 99.9% accuracy, open interfaces to ERP, MES, WMS and AGVs. Both write the verified quantity back to the inventory record, which is the point of counting in the first place.

If you are building a shortlist, send us your reel mix and daily volume and we will answer the worksheet for your case — including the questions where another class of machine is the better fit.

Frequently Asked Questions

How accurate are X-ray component counters?

Vendors typically quote about 99.9% on standard chip components, because the system counts the parts that are actually in the pockets instead of estimating from tape length or weight. The NEO COUNTER X400 and X800 are both specified at 99.9% counting accuracy. Accuracy on 01005 parts, partial reels, overlapping components and trays depends on the imaging and the recognition software, so test every candidate with your own worst reels.

What is the difference between seconds per reel and reels per hour?

Seconds per reel describes the scan and count itself. Reels per hour describes sustained throughput including loading, barcode reading, labelling and unloading. An offline unit such as the NEO COUNTER X400 counts a reel in about 5 seconds but is loaded by an operator, while an inline system such as the NEO COUNTER X800 sustains up to 600 reels per hour because loading and unloading are automatic.

Can an X-ray counter count parts inside a sealed moisture barrier bag?

Yes. X-ray counting works through closed packaging, so a sealed moisture barrier bag does not have to be opened and the floor life of a moisture-sensitive device is not consumed by an inventory check. Confirm with each vendor that your bag and reel sizes fit the chamber.

Is an X-ray component counter safe to operate next to staff?

Cabinet X-ray counters are fully enclosed, lead-shielded machines with door interlocks, so the beam is only on while the cabinet is closed. Ask each vendor for the surface leakage specification and the conformity documents; the NEO COUNTER models are designed for less than 1 microsievert per hour surface leakage. Registration or notification duties for cabinet X-ray equipment differ by country.

Do I need an offline or an inline X-ray counter?

It follows from the daily reel count and from who handles the reel anyway. For incoming inspection, kitting and cycle counts an operator already touches each reel, and an offline unit with batch loading is efficient. When every reel returning from the line must be counted before it goes back into storage, an automatic inline counter connected to the MES, AGVs and automated storage is the practical choice.

Does an X-ray component counter detect counterfeit parts?

No. A counter counts. It can help flag a reel that looks anomalous at the receiving dock, but it does not authenticate components; counterfeit detection uses dedicated test methods and belongs to a separate inspection process.