$599.95 per machine kit (6 shelves) · $19.99 flat shipping · Short backorder: est. 7–14 business days · Shop kits

by Central Engineering Shop kits

Smart Shelves kits / HAHA Mini 360

Smart Shelves OE-L · one kit per machine

Pullout Tray Revision Kit for HAHA Mini 360

Clips onto the original trays in your Mini 360, with no screws, and turns each one into a locking pull-out shelf in about 5 minutes. Your key opens one shelf at a time; customers can’t pull a tray out; the cooler can’t tip. CE shelves, the version customers pull out themselves, are coming soon.

$599.95 per machine kit · + $19.99 flat shipping

7–14business days

Estimated delivery, with a short backorder

Orders have outpaced our last production run, so kits are shipping a little behind. Every delivery time we give is an estimate, not a guarantee. Flat $19.99 shipping to the lower 48. Ordering for a whole fleet? Send the details and we’ll quote it.

Flat $19.99 shipping per order to the lower 48. Installation is not included: the kit clips in with no screws or zip ties. No processing fees on any way to pay. 30-day returns, buyer pays return shipping.

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All OE-L kit, 6 shelves$599.95
Coming soon

CE shelves: the version customers pull out

A CE shelf pulls toward the customer and glides back on its own, so the door is never left blocked. When CE ships, you’ll swap any shelf in this kit for a CE shelf at $15 each: $614.95 with one, $629.95 with two, or $689.95 for an all-CE kit as a special order. Same trays, same clip-in install.

Join the CE waitlist

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What's in the box

  • Pull-out slide assemblies, one per shelf, sized for the HAHA tray
  • Operator lock with two keys per kit
  • Safety stickers to install in your machine
  • Clip-in mounting hardware: no screws, no zip ties, no drilling
  • Basic hand tools for the install
  • Printed install guide plus a QR code to the install video

Fits

HAHA Mini 360 (Compact Smart Cooler), 22.8″ W × 26″ D × 76″ H, 6 shelves. Not sure what you have? The model name is on the sticker inside the door.

New to pull-out trays? Read how HAHA vending trays and shelves work and how to restock a smart cooler faster, or see what the kit saves on your route in time, labor, expired product and sales.

Kit specifications
ModelSmart Shelves OE-L (operator engaged, locking). CE (customer engaged, auto-return) shelves coming soon.
Compatible coolerHAHA Mini 360
Shelves per kit6, all OE-L
Price$599.95 per kit plus $19.99 flat shipping per order. Once CE ships: $15 more for each CE shelf swapped in.
Installs onThe cooler's original trays and pushers
Who opens itRoute team, with either of the two supplied keys
TravelControlled; stops short of the tipping point and clear of the cameras below
Fail-safeMechanical: only one shelf can be unlocked at a time
Lock positionsLocked closed (customers) · locked open (loading)
InstallClips in, no screws: about 5 minutes per shelf. Basic hand tools in the box.
Estimated delivery7–14 business days while we work through a short backorder, large and custom orders included. Always an estimate.
Made byCentral Engineering
Returns30 days from delivery; buyer pays return shipping. Sold without warranty.

Install in one visit

  1. Empty one shelf

    Slide the products off and lift the original HAHA tray off its rails.

  2. Clip the slide onto the tray

    The slide clips onto your original tray and into the cooler. No screws. The pushers stay exactly where they are.

  3. Set it back and lock it

    Drop the tray on its rails, push it closed and turn the key. The cameras below stay clear.

  4. Repeat for the next shelf

    About 5 minutes a shelf, so a whole machine takes one short visit. Loading is faster from the very next stop.

Questions operators ask

Do I need to replace my shelves?

No. Smart Shelves is a revision kit that clips onto the trays already in your HAHA, with no screws. The pushers, dividers and price tags stay where they are.

Which kit do I order?

Order the kit named after your cooler: Mini 360, Plus 440 or Pro 542. Every kit covers all six shelves of that machine, all OE-L. CE shelves are coming soon; join the waitlist on the kit page and we’ll email you when you can swap them in.

Can a customer pull the tray out?

Not on the OE-L. The tray is locked closed and only your key opens it. The CE shelf, coming soon, is the customer-facing version: the customer pulls it toward them and it glides back on its own.

Can the cooler tip over while I load?

The slide stops well short of the tipping point, and the key fail-safe means only one shelf can be open at a time. That is the whole reason it exists.

Does it block the AI cameras?

No. Travel is set so an open tray stays clear of the cameras that watch the shelves below it.

How long does install take?

About 5 minutes per shelf. Each slide clips onto the tray and into the cooler with no screws, and the printed guide and the video walk you through it. A whole machine takes one short visit.

How many keys come with it?

Two keys with every kit. Keep one on the route and a spare at the shop.

Is it safe?

Every part is designed for the HAHA tray. Only one shelf can be unlocked at a time, travel stops short of the tipping point and clear of the cameras, and safety stickers for the machine come in the box.

What does a kit cost?

$599.95 per machine kit (six shelves, all OE-L), plus flat $19.99 shipping per order to the lower 48. When CE shelves ship, each one you swap in will add $15: $614.95 with one, $629.95 with two, and $689.95 for an all-CE kit as a special order. Installation is not included; the kit clips in with no screws or zip ties.

How does it ship?

By parcel, with tracking, for a flat $19.99 per order to the lower 48. Orders have outpaced our last production run, so kits are on a short backorder: estimated delivery is 7–14 business days, and that includes large and custom orders. Delivery times are always an estimate, not a guarantee.

Can I order a large or custom quantity?

Yes. Large and custom orders have the same estimated delivery of 7–14 business days during the current backorder. For a whole fleet or a mixed set of models, send the details on the contact page and we will quote it.

Is there a fee for paying by card?

No. There are no processing fees: card, Apple Pay, Google Pay, Affirm, Klarna and bank transfer (ACH) all pay the same price. Affirm and Klarna split the purchase into monthly payments, subject to approval.

What if the kit doesn’t work out?

Return it within 30 days of delivery. You cover the return shipping and we refund the kit price once it arrives. Kits are sold without a warranty beyond that.

Do you make kits for other brands?

Qingo, XMAI, TCN, Vendera, SandStar and Micromart kits are on the roadmap. Tell us what you run on the contact page and we will prioritize by demand.