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  • 275 lb. Test Heavy Duty Boxes

    Heavy Duty Corrugated Shipping Boxes

    • Our Heavy Duty Corrugated Cardboard Boxes for Shipping provide added protection while sending or storing your goods. Use heavy-duty boxes for additional stacking strength.
    • Single Wall Heavy Duty Boxes are made from single wide 275# ECT-44 corrugated carton.
    • Multi-Depth Heavy Duty Boxes have score lines at multiple depths designed to "fold to size" for a precise fit.
    • Double Wall Heavy Duty Boxes are made from 275# ECT-48 corrugated carton.
    • Find exactly what you are looking for with our easy to use filter below.
  • Heavy Duty Single Wall Boxes
  • Heavy Duty Multi-Depth Boxes
  • Heavy Duty Double Wall Boxes

Heavy Duty Boxes

Sku # Description Width Length Depth Qty/Bundle 1 5 10 11+
6 x 6 x 6 Single Wall BX-060606HD
6 x 6 x 6 Single Wall

6 x 6 x 6 Single Wall

275#/ECT-44 Corrugated

6" 6" 6" 25 $15.95
$15.40 $14.90 Quote
8 x 8 x 8 Single Wall BX-080808HD
8 x 8 x 8 Single Wall

8 x 8 x 8 Single Wall

275#/ECT-44 Corrugated

8" 8" 8" 25 $23.30
$22.55 $21.85 Quote
10 x 10 x 10 Single Wall BX-101010HD
10 x 10 x 10 Single Wall

10 x 10 x 10 Single Wall

275#/ECT-44 Corrugated

10" 10" 10" 25 $29.85
$28.90 $28.00 Quote
11 1/4 x 8 3/4 x 12 Single Wall BX-110812HD
11 1/4 x 8 3/4 x 12 Single Wall

11 1/4 x 8 3/4 x 12 Single Wall

275#/ECT-44 Corrugated

8 3/4" 11 1/4" 12" 25 $31.65
$30.60 $29.70 Quote
12 x 6 x 6 Single Wall BX-120606HD
12 x 6 x 6 Single Wall

12 x 6 x 6 Single Wall

275#/ECT-44 Corrugated

12" 6" 6" 25 $17.80
$17.25 $16.75 Quote
12 x 12 x 6 HD (275#-C) BX-121206HD
12 x 12 x 6 HD (275#-C)

12 x 12 x 6 HD (275#-C)

12" 12" 6" 25 $33.00
$31.95 $30.95 Quote
12 x 12 x 12 Single Wall BX-121212HD
12 x 12 x 12 Single Wall

12 x 12 x 12 Single Wall

275#/ECT-44 Corrugated

12" 12" 12" 25 $40.80
$39.45 $38.25 Quote
14 x 14 x 14 Single Wall BX-141414HD
14 x 14 x 14 Single Wall

14 x 14 x 14 Single Wall

275#/ECT-44 Corrugated

14" 14" 14" 25 $57.25
$55.40 $53.70 Quote
16 x 12 x 12 Single Wall BX-161212HD
16 x 12 x 12 Single Wall

16 x 12 x 12 Single Wall

275#/ECT-44 Corrugated

12" 16" 12" 25 $47.80
$46.40 $46.00 Quote
16 x 16 x 16 Single Wall BX-161616HD
16 x 16 x 16 Single Wall

16 x 16 x 16 Single Wall

275#/ECT-44 Corrugated

16" 16" 16" 25 $84.65
$81.95 $79.40 Quote
17 1/4 x 11 1/4 x 10 Single Wall BX-171110HD
17 1/4 x 11 1/4 x 10 Single Wall

17 1/4 x 11 1/4 x 10 Single Wall

275#/ECT-44 Corrugated

11" 17" 10" 25 $44.50
$43.10 $41.70 Quote
17 1/4 x 11 1/4 x 12 Single Wall BX-171112HD
17 1/4 x 11 1/4 x 12 Single Wall

17 1/4 x 11 1/4 x 12 Single Wall

275#/ECT-44 Corrugated

11" 17" 12" 25 $48.60
$47.05 $45.55 Quote
18 x 12 x 12 Single Wall BX-181212HD
18 x 12 x 12 Single Wall

18 x 12 x 12 Single Wall

275#/ECT-44 Corrugated

12" 18" 12" 25 $63.85
$61.80 $59.80 Quote
18 x 18 x 12 Single Wall BX-181812HD
18 x 18 x 12 Single Wall

18 x 18 x 12 Single Wall

275#/ECT-44 Corrugated

18" 18" 12" 20 $56.75
$55.10 $54.50 Quote
18 x 18 x 18 Single Wall BX-181818HD
18 x 18 x 18 Single Wall

18 x 18 x 18 Single Wall

275#/ECT-44 Corrugated

18" 18" 18" 20 $74.80
$72.40 $70.10 Quote
20 x 8 x 50 BX-200850HDFOL
20 x 8 x 50

20 x 8 x 50

8" 20" 50" 15 $117.10
$114.75 $112.55 Quote
20 x 8 x 60 BX-200860HDFOL
20 x 8 x 60

20 x 8 x 60

8" 20" 60" 15 $185.70
$182.15 $178.70 Quote
20 x 16 x 14 Single Wall BX-201614HD
20 x 16 x 14 Single Wall

20 x 16 x 14 Single Wall

275#/ECT-44 Corrugated

16" 20" 14" 20 $57.35
$55.75 $55.10 Quote
20 x 20 x 12 Single Wall BX-202012HD
20 x 20 x 12 Single Wall

20 x 20 x 12 Single Wall

275#/ECT-44 Corrugated

20" 20" 12" 10 $44.25
$42.75 $41.45 Quote
20 x 20 x 20 Single Wall BX-202020HD
20 x 20 x 20 Single Wall

20 x 20 x 20 Single Wall

275#/ECT-44 Corrugated

20" 20" 20" 20 $81.15
$78.80 $78.00 Quote
22 x 22 x 22 Single Wall BX-222222HD
22 x 22 x 22 Single Wall

22 x 22 x 22 Single Wall

275#/ECT-44 Corrugated

22" 22" 22" 15 $83.10
$80.70 $79.90 Quote
24 x 12 x 12 Single Wall BX-241212HD
24 x 12 x 12 Single Wall

24 x 12 x 12 Single Wall

275#/ECT-44 Corrugated

12" 24" 12" 25 $71.20
$68.85 $66.70 Quote
24 x 18 x 12 Single Wall BX-241812HD
24 x 18 x 12 Single Wall

24 x 18 x 12 Single Wall

275#/ECT-44 Corrugated

18" 24" 12" 20 $81.70
$79.40 $78.60 Quote
24 x 24 x 12 Single Wall BX-242412HD
24 x 24 x 12 Single Wall

24 x 24 x 12 Single Wall

275#/ECT-44 Corrugated

24" 24" 12" 10 $58.00
$56.15 $54.40 Quote
24 x 24 x 24 Single Wall BX-242424HD
24 x 24 x 24 Single Wall

24 x 24 x 24 Single Wall

275#/ECT-44 Corrugated

24" 24" 24" 15 $110.05
$106.85 $105.80 Quote
25 Items

Heavy Duty Double Walled

Sku # Description Width Length Depth Qty/Bundle 1 5 10 11+
8 x 8 x 8 Double Wall BX-080808HDDW
8 x 8 x 8 Double Wall

8 x 8 x 8 Double Wall

275#/ECT-48 Corrugated

8" 8" 8" 15 $17.15
$16.55 $16.10 Quote
9 x 9 x 6 1/2 Double Wall BX-090906KEG
9 x 9 x 6 1/2 Double Wall

9 x 9 x 6 1/2 Double Wall

275#/ECT-48 Corrugated

9" 9" 6 1/2" 25 $30.10
$29.80 $29.50 Quote
9 x 9 x 13 Double Wall BX-090913KEG
9 x 9 x 13 Double Wall

9 x 9 x 13 Double Wall

275#/ECT-48 Corrugated

9" 9" 13" 25 $38.15
$37.75 $37.40 Quote
11 1/2x11 1/2x15 3/8 Double Wall BX-111115KEG
11 1/2x11 1/2x15 3/8 Double Wall

11 1/2x11 1/2x15 3/8 Double Wall

275#/ECT-48 Corrugated

11 1/2" 11 1/2" 15 3/8" 25 $55.85
$54.00 $52.35 Quote
12 x 12 x 12 Double Wall BX-121212HDDW
12 x 12 x 12 Double Wall

12 x 12 x 12 Double Wall

275#/ECT-48 Corrugated

12" 12" 12" 15 $31.60
$30.60 $29.70 Quote
14 x 14 x 14 Double Wall BX-141414HDDW
14 x 14 x 14 Double Wall

14 x 14 x 14 Double Wall

275#/ECT-48 Corrugated

14" 14" 14" 15 $42.50
$41.15 $39.90 Quote
16 x 12 x 12 Double Wall BX-161212HDDW
16 x 12 x 12 Double Wall

16 x 12 x 12 Double Wall

275#/ECT-48 Corrugated

12" 16" 12" 15 $36.60
$35.35 $34.25 Quote
16 x 16 x 16 Double Wall BX-161616HDDW
16 x 16 x 16 Double Wall

16 x 16 x 16 Double Wall

275#/ECT-48 Corrugated

16" 16" 16" 15 $59.60
$57.65 $55.80 Quote
18 x 12 x 8 Double Wall BX-181208HDDW
18 x 12 x 8 Double Wall

18 x 12 x 8 Double Wall

275#/ECT-48 Corrugated

12" 18" 8" 15 $33.10
$32.05 $31.00 Quote
18 x 12 x 12 Double Wall BX-181212HDDW
18 x 12 x 12 Double Wall

18 x 12 x 12 Double Wall

275#/ECT-48 Corrugated

12" 18" 12" 15 $43.85
$42.40 $41.10 Quote
18 x 18 x 12 Double Wall BX-181812HDDW
18 x 18 x 12 Double Wall

18 x 18 x 12 Double Wall

275#/ECT-48 Corrugated

18" 18" 12" 10 $37.65
$37.30 $36.95 Quote
18 x 18 x 18 Double Wall BX-181818HDDW
18 x 18 x 18 Double Wall

18 x 18 x 18 Double Wall

275#/ECT-48 Corrugated

18" 18" 18" 15 $58.05
$56.35 $55.75 Quote
20 x 20 x 20 Double Wall BX-202020HDDW
20 x 20 x 20 Double Wall

20 x 20 x 20 Double Wall

275#/ECT-48 Corrugated

20" 20" 20" 15 $70.60
$68.55 $67.80 Quote
22 x 22 x 22 Double Wall BX-222222HDDW
22 x 22 x 22 Double Wall

22 x 22 x 22 Double Wall

275#/ECT-48 Corrugated

22" 22" 22" 15 $90.35
$87.65 $86.75 Quote
24 x 12 x 12 Double Wall BX-241212HDDW
24 x 12 x 12 Double Wall

24 x 12 x 12 Double Wall

275#/ECT-48 Corrugated

12" 24" 12" 15 $51.10
$49.45 $47.90 Quote
24 x 18 x 24 BX-241824HDDW
24 x 18 x 24

24 x 18 x 24

18" 24" 24" 15 $88.75
$87.00 $85.45 Quote
24 x 20 x 12 Double Wall BX-242012HDDW
24 x 20 x 12 Double Wall

24 x 20 x 12 Double Wall

275#/ECT-48 Corrugated

20" 24" 12" 15 $74.35
$72.20 $71.40 Quote
24 x 24 x 12 Double Wall BX-242412HDDW
24 x 24 x 12 Double Wall

24 x 24 x 12 Double Wall

275#/ECT-48 Corrugated

24" 24" 12" 15 $75.80
$73.60 $72.80 Quote
24 x 24 x 24 Double Wall BX-242424HDDW
24 x 24 x 24 Double Wall
Ships via LTL

24 x 24 x 24 Double Wall

275#/ECT-48 Corrugated

24" 24" 24" 15 $134.25
$130.35 $128.90 Quote
26 x 26 x 26 Double Wall BX-262626HDDW
26 x 26 x 26 Double Wall

26 x 26 x 26 Double Wall

275#/ECT-48 Corrugated

26" 26" 26" 15 $128.55
$124.70 $123.45 Quote
30 x 20 x 20 Double Wall BX-302020HDDW
30 x 20 x 20 Double Wall

30 x 20 x 20 Double Wall

275#/ECT-48 Corrugated

20" 30" 20" 15 $96.40
$93.50 $92.55 Quote
36 x 36 x 24 Double Wall BX-363624HDDW
36 x 36 x 24 Double Wall
Ships via LTL

36 x 36 x 24 Double Wall

275#/ECT-48 Corrugated

36" 36" 24" 5 $76.25
$73.75 $71.45 Quote
36 x 36 x 36 Double Wall BX-363636HDDW
36 x 36 x 36 Double Wall
Ships via LTL

36 x 36 x 36 Double Wall

275#/ECT-48 Corrugated

36" 36" 36" 5 $113.55
$109.80 $106.40 Quote
48 x 24 x 12 BX-482412HDDW
48 x 24 x 12

48 x 24 x 12

24" 48" 12" 5 $42.70
$41.95 $41.10 Quote
48 x 40 x 36 Double Wall BX-484036HDDW
48 x 40 x 36 Double Wall
Ships via LTL

48 x 40 x 36 Double Wall

275#/ECT-48 Corrugated

40" 48" 36" 5 $149.70
$144.90 $140.40 Quote
25 Items

Heavy Duty Multi-depth

Sku # Description Width Length Depth Qty/Bundle 1 5 10 11+
20 x 20 x 20 Multidepth Single Wall BX-202020MDHD
20 x 20 x 20 Multidepth Single Wall

20 x 20 x 20 Multidepth Single Wall

Multi-Depth @ 18", 16" & 14"

275#/ECT-44 Corrugated

20" 20" 20" 20 $91.90
$89.15 $88.25 Quote
24 x 24 x 24 Multidepth Single Wall BX-242424MDHD
24 x 24 x 24 Multidepth Single Wall

24 x 24 x 24 Multidepth Single Wall

Multi-Depth@22",20",18",16",14"&12"

275#/ECT-44 Corrugated

24" 24" 24" 15 $110.05
$106.85 $105.80 Quote
26 x 20 x 20 Multidepth Single Wall BX-262020MDHD
26 x 20 x 20 Multidepth Single Wall

26 x 20 x 20 Multidepth Single Wall

Multi-Depth @ 18", 16", 14" & 12"

275#/ECT-44 Corrugated

20" 26" 20" 20 $105.35
$102.20 $101.10 Quote
26 x 26 x 26 Multidepth Single Wall BX-262626MDHD
26 x 26 x 26 Multidepth Single Wall

26 x 26 x 26 Multidepth Single Wall

Multi-Depth@20",18",16",14",12",10"

275#/ECT-44 Corrugated

26" 26" 26" 15 $133.10
$129.25 $127.95 Quote
30 x 20 x 20 Multidepth Single Wall BX-302020MDHD
30 x 20 x 20 Multidepth Single Wall

30 x 20 x 20 Multidepth Single Wall

Multi-Depth @ 20",18",16",14" & 12"

275#/ECT-44 Corrugated

20" 30" 20" 15 $95.75
$92.95 $92.00 Quote
30 x 24 x 24 Multidepth Single Wall BX-302424MDHD
30 x 24 x 24 Multidepth Single Wall

30 x 24 x 24 Multidepth Single Wall

Multi-Depth @ 22",20",18",16" & 14"

275#/ECT-44 Corrugated

24" 30" 24" 15 $96.95
$94.05 $93.10 Quote
32 x 24 x 24 Multidepth Single Wall BX-322424MDHD
32 x 24 x 24 Multidepth Single Wall

32 x 24 x 24 Multidepth Single Wall

Multi-Depth @ 22",20",18",16" & 14"

275#/ECT-44 Corrugated

24" 32" 24" 15 $132.20
$128.25 $126.95 Quote
7 Items