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Create Per-Unit Shipping Rules

Charge based on quantity, weight, or volume in the cart.

 

What This Does

Per-unit shipping rules let you:

  • Add a fee for every X items, pounds, or volume units in the cart

  • Stack this on top of a base shipping cost (optional)

📦 Examples:

  • Charge $2 per item after 5 items

  • Charge $5 per 10 lb after 5 lb

  • Charge $5 per 200 volume after 500

🛠 Available on Standard, Advanced, and Enterprise plans.


How to Turn It On

  1. Go to Shipping Rules

  2. Click Shipping Rules Settings (top right)

     


    switch on rules

  3. Under Apply Actions, set:

    • Per Unit Price Rules → Yes

    • Per Unit Weight Rules → Yes

    • Per Unit Volume Rules → Yes

      filter on

  4. Save

  5. Edit your rule → go to Advanced tab → set up Per Unit Price Modifications

    modifyshippingprice-1



How It Works

🔢 Per Unit Price (by quantity)

Charge based on item count.

Example:

  • $5 per 2 items

  • Starts after 5 items

10 items = ⌈((10 - 5) / 2)⌉ * $5 = $15


⚖️ Per Weight Unit

Charge based on total cart weight.

Example:

  • $5 per 2 lb

  • Starts after 5 lb

10 lb = ⌈((10 - 5) / 2)⌉ * $5 = $15


📐 Per Volume Unit

🔒 Only available to select Magento 1 users

Example:

  • $5 per 200 volume

  • Starts after 500

1000 volume = ⌈((1000 - 500) / 200)⌉ * $5 = $15


Notes

  • Units follow what you set under My Account > Global Settings

  • Rounding is always up to the next unit

  • Only available on Advanced or Higher Plans