Good fit for products that match the listed inside dimensions, box style, board strength when shown, and bundle quantity. Confirm inside dimensions, board strength if listed, box style, assembled fit, and how much void fill or protection the item needs.

Best For
How to choose
Specs at a Glance
| Material | ECT-32 Kraft Single Wall Corrugated |
| Dimensions | 40" L x 12" W x 12" H |
| Color | Kraft (Natural Brown) |
| Unit Format | Bundle of 15 Boxes (Flat Shipped) |
| Recyclable | Yes |
Common Use Cases
- Packing ecommerce orders, replenishment shipments, parts, office supplies, or warehouse transfers.
- Comparing box sizes for product fit, storage space, parcel cost, and reorder quantity.
- Reordering by exact product link, SKU, or sold-as quantity.
- Adding the item to a mixed-SKU or recurring supply request when quantity, delivery ZIP code, or timing matters.
What You'll Receive
- This listing is sold as Bundle of 15. Check the current product page for variant details, price, availability, and pack count before checkout.
Shipping & Packaging
Frequently Asked Questions
ECT (Edge Crush Test) 32 indicates the corrugated can withstand 32 pounds of force per linear inch before crushing. This single-wall construction is ideal for lightweight-to-medium-weight products, offering a cost-effective balance of protection and material efficiency for standard distribution channels.
The 40" opening runs along the length of the box, allowing packers to load items lengthwise without awkward angles or excessive handling. This design reduces packing time by 20-30% compared to standard boxes and minimizes product damage from improper placement.
The 40 x 12 x 12" format optimizes length-to-width ratio for long items, reducing billable dimensional weight on LTL and parcel carriers. For wine bottles or carpet rolls, you'll typically see 15-25% savings in freight costs versus oversized square boxes.
Yes. ECT-32 single-wall corrugated supports standard stacking in warehouses and vehicles. Maximum stack height depends on product weight and environmental conditions, but these boxes typically support 4-6 boxes high when loaded with medium-weight goods.
Technical Specifications
| Unit Format | Bundle of 15 Boxes (Flat Shipped) |
| Recyclable | Yes |
| Color | Kraft |
| Strength / Material | ECT-32 Single Wall Corrugated |
| Dimensions (Internal) | 40" × 12" × 12" (L × W × H) |
Shipping Information
Outer Carton Dimensions
40" × 12" × 12" (L × W × H)
Unit of Measure
BUNDLE
Qty Per Shipping Unit
15 PER BUNDLE
LTL Freight Class
Class 125
Delivery Method
Shown at checkout
Processing and delivery timelines vary by product, warehouse, order size, and destination. Freight-sensitive or oversized items may require LTL delivery or a custom quote before shipment.
Checkout shows available shipping options for the selected SKU and quantity. Use the shipping and refund policy links for current policy details before ordering.
For larger, recurring, freight-sensitive, or mixed-SKU orders, send the SKU or product link, quantity, delivery ZIP code, receiving notes, and timing to support@packrift.com.
ORDER SUPPORT
Product Support
Specs, case quantities, and availability are listed on each product page. For bulk, mixed-SKU, or LTL freight orders, email support@packrift.com with the SKU, quantity, and delivery ZIP.
Use product support for fit, larger or recurring order, return, or order-issue questions. When price and Add to Cart are shown, checkout remains the direct ordering path.
Need a sample, fit check, or substitution review? Contact product support with the SKU, selected option, order quantity, and use case. Support will confirm the available path for that item.
Contact product supportBuyer guides
Buying notes and spec resources stay here instead of taking space above the cart.
Use this product as the source
40x12x12 ECT-32 Kraft Long Corrugated Boxes - 15/Bundle
Related products
Shop corrugated boxes
Compare resources using the current product page data: SKU 401212 , type Boxes - Corrugated , sold-as unit BUNDLE / pack count 15 PER BUNDLE . Confirm the product page price, availability, and selected variant before ordering.
Compare inside dimensions, board grade, style, and bundle quantity.
Product support Use the box size calculatorUse this tool when item size, void fill, or storage space affects the carton.



