factory-direct accessories, built to the application-specific capacity and accuracy your project requires.
The WST1503 is a accessories. All figures on this page come from the factory parameter sheet — what you read here is what ships.
Contact our engineers for the complete datasheet and design-in support.
WST1503 stainless steel Digital weighing indicator with printer function, Stainless steel housing with mi-ni printer, 6-digit 38mm red LED
Dimensions：265×162×74mm, Applications：Electronic platform scale, weighing scale, etc.
FEATURES
Optional
RS485 serial interface
Two set point function
Four set point function
4-20mA Analog current output function
Wireless connection
Blue tooth connection
SPECIFICATION
Complete technical parameters, as delivered from the factory.
| WST1503 Technical Specifications | |||
|---|---|---|---|
| Power Supply | 6V 4AH/100～240VAC 50HZ | Display Type | 6-digit 38mm red LED |
| Interface | RS232, RS485(optional) | Material | Stainless steel |
| Accuracy Class | ● Ⅲ | Maximum number of verification scale intervals | ● nind=3000 |
| Divisions | ● 3000-15000 | Load cell excitation voltage | ● Uexc=5V |
| Minimum input voltage | ● Umin =0.5 Mv | Minimum input voltage per verification scale interval | ● △umin =1 Mv |
| Minimum/maximum load cell impedance | ● 87Q to 1000Ω | Fraction of mpe | ·pind=0.5 |
| Cable connection | ● 4 wires | Maximum value of cable length per wire cross section | ●(L/A)max =150 m/mm² |
| Maximum number of load cells | ● 4×350Ω load cells ● 8×700 Ω load cells | Display | ● 6-bit Display:1.5 inches LED ● High Resolution(×10)display ·Weight unit in kg/Ib |
| Display resolution | ● 1/2/5/0.1/0.2/0.5/0.01/0.02/0.05/0.001/ ● 0.002/0.00510/20/50/100/200/500 ● 0.10/0.20/0.50/0.010/0.020/0.050 | Weighing modes | ·Gross and net weight weighing ·Manual and automatic weight accumulation |
| External AC adapter | ● 100-240VAC 50/60Hz | Rechargeable internal battery | ● 6V/4AH |
| Full charge battery operation | ● 20 hours | Operating Temp. Range | ● -10℃ to+40℃ |
| Storage temperature | ● -25℃ to+55℃ | Relative humidity | ● 10%to 85%non-condensing |
| Housing | ● stainless steel | ||
Direct manufacturing with 10+ years of OEM/ODM experience — custom capacities, connectors, cable lengths and branding.
Send your capacity, application and annual quantity — pricing, datasheet and sample options within 12 hours on business days.
Every unit is factory calibrated and inspected before dispatch; parameters on this page reflect shipped goods.
Multi-channel junction boxes equalise signals from up to eight sensors for truck, hopper and silo weighing installations using the WST1503.
Up to 8 cells
Shielded 4-wire and 6-wire cables, ODU / M12 / aviation connectors and conduit-rated assemblies for demanding cable runs alongside the WST1503.
OEM lengths
Self-aligning mounting feet, load buttons, stoppers and overload protection hardware — matched to the WST1503 to preserve accuracy over millions of cycles.
Stainless / alloy
| Function | Wire Color |
|---|---|
| Excitation + (Exc+) | Red |
| Excitation − (Exc−) | Black |
| Signal + (Sig+) | Green |
| Signal − (Sig−) | White |
| Model | Capacity Range | Typical Application | Choose When |
|---|---|---|---|
| WST1503 | — | This page | Current selection |
| WST1513 | — | Accessories | Alternative model in the same class |
| WST1512 | — | Accessories | Alternative model in the same class |
| WST1511 | — | Accessories | Alternative model in the same class |
| WST1510 | — | Accessories | Alternative model in the same class |
| WST1509 | — | Accessories | Alternative model in the same class |
Not sure which model fits your design? Send us your platform size, target capacity and environment — our engineers will recommend the right sensor within 12 hours.
The WST1503 meets standard industrial accuracy requirements. Full accuracy figures are listed in the specifications table above.
The WST1503 is available in multiple capacity steps. For requirements outside the listed range, contact us — OEM capacities can often be arranged.
Protection class details are listed in the specifications table. Ask our engineers if your environment includes wash-down, immersion or corrosive conditions.
It provides a standard industry output signal, compatible with standard weighing indicators, transmitters and PLC analog inputs.
Standard wiring follows the industry convention: excitation + red, excitation − black, signal + green, signal − white. Always confirm against the datasheet shipped with your batch.
Use the inquiry form on this page or WhatsApp us directly — we reply within 12 hours on business days. Tell us your capacity step, target annual quantity and application, and we will send pricing, the datasheet PDF and sample availability. OEM/ODM options (custom labeling, connectors, cable lengths) are available on request.
Full dimension drawings, performance curves and calibration data — sent to your inbox within 12 hours.
Deepen your selection — application guides, accuracy-class comparisons and installation notes written for B2B engineers.
Application
Robin · Export Sales Engineer Sep 9, 2026 9 min read Smart Gas · IoT Weighing Load Cells for Smart LPG Gas Cylinders: Creep, Battery Life,…
Read article →
Application
Rehabilitation & Fitness · OEM Force Sensing Load Cells for Rehabilitation Testing Equipment & Smart Fitness Machines: How a 7-Device EU Platform Forced Us to Rethink…
Read article →
Application
VektorForce Application Note · Medical Series #6 Load Cells for Syringe Pumps: Why Our Two Stock Cells Cover 80% of OEM Designs — and the Other…
Read article →
Application
Field Notes · Unmanned Retail Load Cells for Smart Vending Machines: How Weight Sensing Ended a Shrinkage Problem Cameras Couldn't Solve A first-person account of spec'ing…
Read article →Tell us your capacity step, application and annual quantity. Our engineers reply with pricing, datasheet PDF and sample options within 12 hours on business days.
WhatsApp: +86 158 2902 6027
