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German Knife GS-12A heavy-duty automatic/manual-feed slicer with a 12-inch knife, 1/2 HP gear-driven knife motor and tissue-thin to 1-inch slice adjustment. Nine automatic chute speeds cover 20–60 strokes per minute. For boneless, unfrozen food; trained adult operators only.

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Product overview

The German Knife GS-12A pairs a gear-driven knife with powered chute travel for repetitive slicing of boneless, unfrozen food. Choose automatic feed with nine speed settings from 20–60 strokes per minute, or use manual feed when direct control suits the task.

  • 12-inch knife: Adjust the gauge plate from tissue-thin slices to 1 inch thick.
  • 1/2 HP knife motor: Gear-driven cutting without a knife-drive belt.
  • Automatic or manual feed: Separate 1/8 HP chute motor and nine automatic speed settings.

Construction and cutting features

The stainless-steel receiving plate and food-contact surfaces are easy to clean and resist chipping and peeling. The German-made, corrosion-resistant knife is designed for precise cuts and longer edge retention between sharpening. Self-lubricating Nytratron polymer worm gears made in Germany drive the knife without a belt.

A heavy stainless-steel end weight and operator-side weight rod hold food firmly, including small remaining pieces. The ergonomic chute handle and oil-lubricated upper and lower slide shafts support smooth manual travel. A top-mounted sharpener, permanent knife ring guard and interlocking knife cover are built into the machine.

The separate chute-drive motor supplies torque for automatic travel. The electronic control panel provides nine speed settings and a self-diagnosis function.

Warning: This product can expose you to chemicals including Nickel and Chromium Hexavalent Compounds,
which are known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, go to www.p65warnings.ca.gov.

Specifications

Model GS-12A
Feed operation Automatic or manual
Electrical supply 115 V AC, 60 Hz, single phase
Knife motor output 1/2 HP
Knife diameter 12 inches
Slice thickness Tissue thin to 1 inch
Base footprint 17¾ × 22⅜ inches
Overall length × depth × height 25⅝ × 23⅜ × 27⅜ inches
Net equipment weight 173 lb
Chute motor output 1/8 HP
Automatic chute speed 9 settings; 20–60 strokes per minute

Installation and safe operation

Install on a solid, level, non-slip surface in a well-lit work area with space for full chute travel and cleaning. Fit the rubber feet, use at least two people to lift the slicer and connect its three-prong plug to a properly grounded receptacle that matches the delivered rating plate. Do not remove the grounding prong or use an adapter.

Operation is restricted to trained, authorized adults aged 18 or older who have read the complete manual. Keep the knife cover, ring guard and sharpener cover fitted, with the safety wall chart posted nearby. Slice only boneless, unfrozen products. Use the chute handle and end weight, keep hands away from the knife and moving parts, and let slices fall onto the receiving area rather than catching them by hand. Switch off and close the gauge plate before repositioning, loading or unloading food.

Start with the engagement lever in manual mode. The chute can move in either direction when automatic travel begins. Returning the lever to manual stops the chute only: the knife continues rotating until the slicer is switched off.

Cleaning and maintenance

Clean and sanitize as often as necessary and at least daily. Switch off, unplug and close the gauge plate before cleaning or removing parts; never clean with the knife running. Leave the knife and permanent ring guard installed. Follow the complete cleaning procedure using mild detergent and warm water, rinse and dry as directed, and keep moisture out of the knife hub.

Do not put parts in a dishwasher, hose down the machine, pressure wash it or use abrasive or caustic cleaners. Do not immerse the sharpener. Lubricate chute slide rods with the specified mineral oil weekly or when movement becomes stiff; never use vegetable oil. Follow the separate guarded sharpening procedure rather than attempting to remove the blade.

Accessories and warranty

A vegetable hopper is available separately; confirm the exact accessory and fit before ordering. Review the current written warranty for the supplied machine before ordering.

Compare German Knife GS slicers

GS-12A: automatic and manual feed · GS-12M: manual feed

Product documents

GS owner and operator manual · GS specifications · Published limited warranty