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Robotic Kitting Systems: What to Evaluate Before You Automate
Compare robotic kitting systems, from fixed lines and robot cells to cobots and mobile manipulators, on changeover time, BOM handling, and kit verification.
6 min read
· Updated
November 2026
At a glance
The definition
Robotic kitting systems automate assembling several items into one kit: presenting components, picking and placing them to a BOM, verifying, and closing each kit.
Why it matters
Kitting programs change often. A system that needs days of setup or custom tooling for each kit can sit idle through short programs.
Where it fits
Fixed lines suit long runs of identical kits. Cells, cobot stations, and mobile manipulators suit repeating, mixed, and seasonal programs.
Robotic kitting systems use robots to assemble kits: picking each component on a kit's bill of materials, placing it in a container in the right sequence, and verifying the finished kit. They range from fixed lines and robot cells to cobot stations and mobile manipulators, and differ most in how fast they change over to a new kit.
Kitting looks simple on a whiteboard: put these components in this container, in this order, and close it. On the floor it is one of the most labor-heavy jobs in the building. Programs start and end on marketing calendars, BOMs change mid-run, and a gift set, a sample pack, and a promotional bundle can all land in the same week. Manual kitting tables absorb that change well, but they take a lot of people, and at peak they are where temp labor piles up.
Robotic kitting systems promise relief, but the category covers very different machines. A system that is ideal for a year-long run of one kit can sit idle in an operation that runs a dozen short programs a quarter. This guide compares the main types of kitting automation and the evaluation questions that separate a good fit from a stranded asset. For the step-by-step process of getting a manual operation ready, read our guide on how to automate manual kitting.
What a robotic kitting system has to do
Whatever the technology, every kit goes through the same sequence:
Present components where the system can reach them, in a known position or bin.
Pick each component in the right quantity, one at a time.
Place it in the kit container in the right sequence, position, and orientation.
Add inserts such as instructions, cards, or promotional material.
Verify the kit is complete and correct.
Close, label, and record the kit so inventory reflects what was built.
Systems differ in how many of these steps they automate and how much setup each new kit requires.
Four types of robotic kitting systems
Fixed assembly lines
Conveyorized lines with feeders, indexing conveyors, and dedicated pick-and-place or cartoning equipment. They are built for long runs of identical kits at high volume. The trade-off is changeover: a new kit often needs new feeders, nests, or tooling, and the line holds its floor space whether or not a program is running.
Robotic pick-and-place cells
A stationary robot arm with vision, inside a guarded or monitored cell, picking components from trays or bins and placing them into kit containers. Cells suit medium-volume programs that repeat. Changeover is mostly software and grippers, though some cells still depend on custom component trays for each kit.
Cobot-assisted stations
A person and a robot arm share a kitting station. The robot handles repetitive placements while the person handles awkward components, inserts, and checks. A cobot arm is not safe for a station on its own: safety depends on the whole application, including the gripper, the components it carries, and how close people work, so each cobot station still needs its own risk assessment.
Mobile robots at kit stations
Two different approaches share this label. In the first, autonomous mobile robots bring component totes to people at kitting stations, which cuts walking but leaves the placing to people. In the second, mobile manipulators, which A3 describes as robots that combine an autonomous mobile base with an articulated arm, drive to a station and do the picking and placing themselves. The U.S. mobile robot safety standard, ANSI/A3 R15.08, classifies a mobile manipulator as a Type C industrial mobile robot. Because they move, one robot can work different stations and programs as the calendar changes. Our guide to mobile manipulation covers the category in more depth.
SKU fit check
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Match the type to your kit profile
Start with your kitting data, not the technology. Answer these questions for the last 12 months of programs:
Run length: how many kits per program, and how many weeks does a program last?
Active BOMs: how many different kits are in production at the same time?
Component range: rigid boxes, bottles, pouches, glass, soft goods, loose samples?
Placement rules: does orientation or presentation matter, or do components just need to be in the container?
Seasonality: does kitting volume spike for holidays or launches and drop between them?
Layout permanence: can you commit floor space to one kitting area for years?
A few long runs of identical kits with dedicated space favor fixed lines. Repeating mid-volume programs suit cells. Many short programs, mixed components, and seasonal swings favor systems that change over in software and can move, such as cobot-assisted stations and mobile manipulators.
Component range and grippers
Kits often mix many component types, so gripper coverage matters. Suction cups hold flat, sealed surfaces well, while fingered grippers can grasp items that suction cannot seal on and turn them into position. Kitting often requires exact position and orientation, so ask which of your components each gripper covers and how grippers change between kits.
Evaluate changeovers first
In kitting, changeover time often decides the economics more than cycle time does. Every new program brings a new BOM, new components to grasp, new containers, and new inserts. Ask every vendor:
How long from a new BOM to the first accepted kit, and who does that work: your lead or the vendor's engineer?
Does a new kit need physical tooling, such as custom nests, trays, or fixtures? Who makes it, and how long does it take?
Do grippers change between kits, and is that manual or automatic?
What does the system do between programs?
Time at least two real changeovers during any pilot. A system that runs well but takes days to switch kits will lose much of a short program to setup.
Fit call
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Kit BOM handling
The BOM is the kit's source of truth, and kitting systems handle it very differently. Some take BOMs from your WMS or ERP as work orders. Others need each kit programmed as a separate recipe. Check:
Can the system receive BOMs and work orders from your WMS, or does someone re-key them?
How are BOM versions controlled when marketing changes a component mid-run?
How are approved substitutions handled when a component runs short?
Can it handle quantities above one per component, and variant kits that share most components?
Verification: proving every kit is complete
A kit with a missing or wrong component becomes a customer complaint or a retail chargeback. Each verification method catches different errors:
Component scanning confirms identity, including lookalike variants, but not damage.
Vision checks confirm presence and orientation, if the camera can see every component in the finished kit.
Checkweighing catches missing items but not a swapped flavor or shade of the same weight.
Photo records of each finished kit support audits and dispute resolution.
Ask what the system does when verification fails, and test it by seeding known errors into the pilot.
Site walkthrough
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What to test in a kitting pilot
Two or three real programs, including one with fragile or awkward components
Accepted kits per hour, sustained across full shifts, against your manual baseline
Changeover time, measured from BOM release to first accepted kit
Verification escape rate, using seeded errors
Exception rate, and who resolves exceptions on each shift
A safety risk assessment for the actual station layout
Where Avatar fits
Avatar kits subscription boxes, beauty kits, nutrition and wellness variety packs, and promotional and retail kits, working inline with people. Avatar's robots move between zones and drop into your existing workflows with no facility redesign. See Avatar kitting.
Frequently Asked Questions
What is robotic kitting?
Robotic kitting uses robots to assemble kits by picking each component listed on the kit's bill of materials and placing it in a container in the right sequence. A complete robotic kitting system also adds inserts, verifies the finished kit, and records the build in your WMS.
What is the difference between kitting and assembly?
In warehousing, kitting groups finished, separately packaged items into one unit, such as a gift set or a sample pack. Assembly usually joins parts into a new product, which is manufacturing work. Kitting systems therefore focus on handling varied packaged items rather than fastening or joining parts.
Are collaborative robots safe for kitting stations?
They can be, but safety depends on the application, not the robot alone. The 2025 revision of ISO 10218 refers to collaborative applications rather than collaborative robots. Each station needs its own risk assessment covering the robot, the gripper, the components, and how people work around it.
How do I choose between a fixed kitting line and a flexible robotic kitting system?
Look at run length, the number of kits active at once, and how often programs change. Long runs of identical kits with dedicated floor space favor fixed lines. Short, frequent, or seasonal programs favor systems that change over in software and can be redeployed.
Sources
1. Association for Advancing Automation (n.d.). Glossary: Mobile Manipulators. A3.
2. Association for Advancing Automation (February 15, 2021). Mobile Robot Standard R15.08-1-2020: What You Need to Know. A3.
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