JZ300 compact automatic checkweigher

JZ300 is a compact automatic checkweigher independently developed by SANON Technology company. using high-precision and reliable weighing sensor technology, will provide you an accurate and stable weight detection. Extremely versatile and functional compact checkweigher for small-medium formats.

Fast & Highly Convenient. Increase efficiency. Maximize Productivity.

JZ300 compact checkweigher is the ideal instrument for the most common weight checking requirements on an enormous variety of packages: trays, bags, cans, bottles, boxes of different shapes and sizes.


Ensure the detection accuracy

Use the latest high-speed weighing module and weight sensor to ensure the detection accuracy.

Reduce production costs

Provide production trend feedback signals, adjust packaging accuracy of upstream packaging machines, improve user satisfaction, and reduce costs.

The latest shunting reject device

The latest shunting reject device prevents the product from spilling during the sorting process and spills the material to ensure the integrity of the test object.

Easy to operate

Color touch display, easy to operate.

Simple in structure

The whole machine is made of stainless steel, simple in structure, easy to maintain and maintain, and conforms to GMP and HACCP specifications.

Modular design

can be connected to other equipment in the production line such as printer labeling machine and printer.


Rejector mode

1.Push type rejector —— For box type packaging products.
2.Air jet type rejector —— For lighter packaging products.
3.Conveyor drop type rejector —— For thin bag products or sheet products.
4.Flipper type rejector —— For packaging products not too high or too thin.
5.Alarm and stop belt rotation —— For box type packaging products.


Product Album


Accuracy± 0.2g± 0.2g
DisplayColor touch screen
Number of items199 items
Sorting sectionStandard 2 sections, optional 3 sections
Sorting typePush type rejector, More reject options (blow, pull rod, drop option)
Tested ProductLength50~300mm
Conveyor belt speed36~110m/min
Speed control mode: Inverter stepless speed regulation, operation on touch screen
General SpecificationsPower supply: Standard Single phase AC200~240V,50/60Hz,0.4kw
Optional three phase AC380V,50/60Hz,0.4kw
Air supply: Dry 0.5~0.7MPa(5~7bar) Depending on application and configuration.
Temperature: Opretion temperature: 0℃~40℃, Storage temperature: -20℃~60℃
Humidity: 10 ~ 90%RH, no condensation
Protection level: IP54 (default), IP65 (optional)
Noise: ≤75db
Machine weight: Approx. 60kg
Conveyor height: 760±50mm(Or be depend on design )
Optional functionCombined machine: printer, printer, marking machine, metal detector, etc
Logging system with built-in printer /for external printer (optional)
Can be customized according to customer requirements.
MaterialLoad cell: Stain steel
Electrical cabinet: Stain steel 304 Roller:Stain steel 304
Conveyor frame: Stain steel 304 Structure: stainless steel 304
Conveyor belt: White,food grade, thermoplastic polyurethane (TPU)


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