Heat Seal HDSA1721 Heavy-Duty Automatic L-Sealer

Heat Seal HDSA1721 Heavy-Duty Automatic L-Sealer

At a Glance

  • 17 inch x 21 inch seal area
  • Hot knife seal system ensures a clean, positive, and even seal every time
  • Up to 30 packages per minute
  • Siemens PLC controlled with intuitive touchscreen controls

Buy your shrink film from us, and get a discount on this Heat Seal L-sealer!

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Heat Seal HDSA1721 Heavy-Duty Automatic L-Sealer

Flexible Reliable Automatic L-Sealer

Maximize productivity with the Heat Seal HDSA1721 Heavy-Duty Automatic L-Sealer. This automatic wrapping machine wraps up to 30 packages per minute. Flexible and reliable, this automatic shrink packaging system offers 10 product presets for quick and easy product changeovers.

The HDSA1721 has a 17" x 21" seal area. The universal hot knife coating is flexible for shrink wrapping and poly bagging with essentially all film types.

This reliable Heat Seal Automatic L-Sealer provides a quality packaging solution and will help lower packaging costs. Integrate with Heat Seal's Belted Infeed Conveyor IC-1772 and Shrink Tunnel T-3417 to create a complete automatic shrink system.


Control Panel
Siemens PLC controlled with intuitive touchscreen controls
Stores up to 10 products setup recipes
220 VAC, Single Phase
Horizontal or vertical product detection
Sealing Area
17"W x 21"L seal area accepts packages up to 4.75"H
Industrial coated hot knife seal bars with digital temperature controls
Motorized seal height adjustment
Closing conveyor

Other Features

Tool-less change over with scaled adjustments throughout
Interlocked safety guarding
Easy-load film cradle with power unwind
Film perforating rollers
Static eliminator
Rigid carbon steel construction with durable polyurethane painted finish
Includes casters and leveling pads
Designed to integrate with Heat Seal IC-1772 belted infeed conveyor and T-3417 shrink tunnel
One year warranty


IC-1772: 6' integrated belted infeed conveyor, variable speed
FIC-1772: 6' flighted infeed conveyor, variable speed
Indexing motion profile with stop sensor (with flighted infeed conveyor)
T-3417/8 LDR: 17"W x 8"H chamber opening, 220V 1 phase
Export crating


HDSA-1721 Automatic L-Sealer
Film Capacity: 22" (55 cm) center folded, up to 44"(110 cm) with optional center folder
L Bar Seal Area: 17"W x 21"L (45 cm x 55 cm)
Conveyor Speed: 70 ft/min (21 m/min)
Overall Dimensions: 72"L x 38"W x 60"H (183 cm x 97 cm x 152 cm)
Working Adjustable: 32" - 36"
Height: (81 - 91 cm)
Power Requirements: 220VAC, Single Phase, 50/60 HZ, 8 A
Air Requirements: 2 cuft/min @ 80 psi (.085 cum/min @ 5.5 kg/sqcm)
Net Weight: 1020 lbs

Please contact Pro Pac or call 888-318-0083 for your shrink equipment.

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