Master your freight costs with this precision-engineered 12.75x12.75x13.5 corrugated box. Engineered to consolidate eight standard 6" cubes with zero wasted space, this ECT-32 kraft carton eliminates void fill and reduces dimensional weight charges. Order by the bundle of 25 and maximize your pallet density today.
In Stock SKU: 121213

12.75x12.75x13.5 ECT-32 Kraft Master Carton Box - Freight Savings, Bundle of 25

Master your freight costs with this precision-engineered 12.75x12.75x13.5 corrugated box. Engineered to consolidate eight standard 6" cubes with zero wasted space, this ECT-32 kraft carton eliminates void fill and reduces dimensional weight charges. Order by the bundle of 25 and maximize your pallet density today.

$41.46 / BUNDLE (25 PER BUNDLE)
Order timing and delivery options show at checkout
UPS Eligible — Ground & Freight
Confirm this specSKU 121213

12.75 x 12.75 x 13.5 ECT-32 kraft corrugated boxes, sold as 25/bundle. Commonly used for small parts, ecommerce shipments, storage, and general shipping.

Size
12 3/4 x 12 3/4 x 13 1/2 in
Material
ECT-32 Single Wall Corrugated
Color
Kraft
Sold as
BUNDLE (25 PER BUNDLE)
Freight class
125
Material
ECT-32 Single Wall Kraft Corrugated
Dimensions
12¾" L × 12¾" W × 13½" H (12.75 × 12.75 × 13.5 inches)
Color
Kraft (Natural)
Good fit for

Warehouse managers and fulfillment directors seeking efficient master carton solutions for consolidating smaller shipments. This 123/4" x 123/4" x 131/2" corrugated box is engineered to nest eight 6" x 6" x 6" cartons with zero excess void space, maximizing pallet density and reducing freight spend for high-volume distributors.

Check before ordering

Confirm inside dimensions, ECT/board grade, bundle count, and product fit.

Secure checkout | US warehouse shipping |

Best For

Warehouse managers and fulfillment directors seeking efficient master carton solutions for consolidating smaller shipments. This 123/4" x 123/4" x 131/2" corrugated box is engineered to nest eight 6" x 6" x 6" cartons with zero excess void space, maximizing pallet density and reducing freight spend for high-volume distributors.

How to Choose the Right Packaging

Built from ECT-32 single-wall kraft corrugated, this master carton delivers proven stacking strength while maintaining optimal cube efficiency. The exact fit design eliminates the need for additional void fill material, reducing packaging costs and improving sustainability metrics while ensuring product protection during transit.

Specs at a Glance

MaterialECT-32 Single Wall Kraft Corrugated
Dimensions12¾" L × 12¾" W × 13½" H (12.75 × 12.75 × 13.5 inches)
ColorKraft (Natural)
Unit of SaleBundle of 25 boxes (shipped flat)
RecyclableYes
Common Use Cases
  • Consolidating multiple smaller cartons into single master shipments Reducing per-unit freight costs on LTL and parcel shipments Nesting and stacking applications in high-speed fulfillment centers E-commerce returns processing and reshipment operations Just-in-time warehouse kitting and secondary packaging
What You'll Receive
  • 25 flat-packed corrugated boxes (123/4" x 123/4" x 131/2") ECT-32 kraft corrugated construction ready for assembly
Shipping & Packaging

All boxes ship flat in compact bundles of 25 units, minimizing storage footprint and inbound freight cost. Ready to assemble and deploy immediately upon receipt.

Nearby exact-spec options

Use these when the size, material, pack quantity, or workflow is close but not identical.

Ship round and irregularly-shaped products with confidence using these ECT-32 kraft corrugated cube boxes. The 13x13x13" form factor maximizes pallet efficiency while the single-wall construction delivers proven durability. Order in bundles of 25 and reduce your per-unit packaging costs.nearby size option 13x13x13 ECT-32 Kraft Corrugated Boxes - Cube Cartons, 25-Pack SKU 131313 · BUNDLE $33.21 These 13x13x13" heavy-duty corrugated boxes feature ECT-44 single-wall kraft construction‚40% stronger than standard shipping cartons. Engineered for maximum stacking performance and freight efficiency, they're ideal for warehouse operations handling frequent shipments. Sold flat in bundles of 25 for bulk purchasing savings.nearby size option 13x13x13" ECT-44 Heavy-Duty Kraft Corrugated Boxes - Bundle of 25 SKU HD131313 · BUNDLE $87.13 Ship hazardous materials safely with these UN 4G/Y37.6/S certified haz mat boxes designed for 1‚Äì5 gallon containers. Built from ECT-51 double wall kraft corrugated, they deliver superior stacking strength and crush resistance. Bundle of 10 ships flat to maximize warehouse space and reduce freight costs.nearby size option 12 1/8x12 1/8x13 9/16 ECT-51 Haz Mat Boxes - UN Certified, Bundle of 10 SKU HAZCO15G · BUNDLE $74.41 ECT-32 single-wall kraft corrugated boxes sized 14x12x12" deliver dependable strength for mid-weight product shipping and warehouse storage. Sold in bundles of 25 for volume savings and freight efficiency. Fully recyclable and designed for optimal stacking performance in fulfillment operations.nearby size option 14x12x12" ECT-32 Kraft Corrugated Boxes - 25/Bundle SKU 141212 · BUNDLE $35.51

Frequently Bought Together

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Frequently Asked Questions

ECT-32 (Edge Crush Test) indicates the corrugated can withstand 32 pounds of force per linear inch of edge. This single-wall specification is ideal for master cartons and secondary packaging that require moderate stacking strength without excess weight or cost.

By nesting eight 6" x 6" x 6" boxes into one master carton, you reduce dimensional weight and pallet space significantly, typically delivering 15-25% freight savings on parcel and LTL shipments compared to shipping smaller cartons individually.

No. This master carton is engineered to perfectly fit eight standard 6" cubes with zero excess void space, eliminating the need for additional packaging materials and reducing labor while improving sustainability.

Minimum order is one bundle of 25 boxes. Boxes arrive flat-packed to save space and freight cost, and they're ready to assemble and deploy into your fulfillment workflow immediately.

Technical Specifications

MaterialECT-32 Single Wall Kraft Corrugated
Dimensions12¾" L × 12¾" W × 13½" H (12.75 × 12.75 × 13.5 inches)
ColorKraft (Natural)
Unit of SaleBundle of 25 boxes (shipped flat)
RecyclableYes
Color Kraft
Strength / Material ECT-32 Single Wall Corrugated
Dimensions (Internal) 12 3/4"" × 12 3/4"" × 13 1/2"" (L × W × H)

Product Downloads

Shipping Information

Outer Carton Dimensions

27.0" × 25.75" × 8.25" (L × W × D)

Unit of Measure

BUNDLE

Qty Per Shipping Unit

25 PER BUNDLE

LTL Freight Class

Class 125

Carrier Eligibility

UPS Ground & Freight Eligible

TRUST & RELIABILITY

Product Support

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Buyer guides

Pick the right material, size, and gauge before you order.

Corrugated Box Buying Guide

How to pick Single, Double, or Triple wall for your weight and stack requirements.

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How to Measure for Shipping

Measure inside dimensions to avoid DIM-weight surcharges from UPS, FedEx, and USPS.

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