factory-direct single point load cell, built to the application-specific capacity and accuracy your project requires.
The WST203 is a single point load cell. 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.
WST203 single point load cell, The size of 150×40×40mm, It suitable for platform size: 400*400mm, The material of aluminium alloy, surface anodic oxidation treatment, It could use for Counting Scale, Beehive scale, smart hospital bed and other smart products.
Complete technical parameters, as delivered from the factory.
| WST203 Technical Specifications | |||
|---|---|---|---|
| Material | Aluminium alloy | Rated Load | 50-500Kg |
| Dimensions | 150*40*40mm | Suitable platform size | 400*400mm |
| Application | Counting Scale, Beehive scale, smart hospital bed and other smart products | Accuracy Class | C3 |
| Compensated Temp. Range | -10～+40℃ | Comprehensive Error | ±0.02%F.S |
| Operating Temp. Range | -20～+60℃ | Rated Output | 2.0±0.15mV/V |
| Excitation, Recommended | 5～12VDC | Zero Balance | ±1.0%F.S |
| Excitation, Maximum | 3～15VDC | Linearity Error | ±0.02%F.S |
| Safe Overload | 120%F.S | Repeatability Error | ±0.02%F.S |
| Ultimate Overload | 150%F.S | Hysteresis Error | ±0.02%F.S |
| Insulation Resistance | ≥5000MΩ(50VDC) | Creep | ±0.02%F.S/30min |
| Cable | 4-Wire Shielded Cable | Input Resistance | 406±20Ω |
| Cable Length | φ6mm×2m | Output Resistance | 350±5Ω |
| Ingress Protection | IP65 | Temp. Effect on Output | ±0.02%F.S/10℃ |
| Wiring Definitions | Exc+:Red Exc-:Black | Temp. Effect on Zero | ±0.02%F.S/10℃ |
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.
Drop-in core for platform scales, postal scales and counter-top retail weighing. The WST203 accepts off-center loads so a single unit covers an entire scale platform.
OIML-grade accuracy
Real-time weight data feeds checkweighers, smart shelves and POS-integrated devices where repeatable multiple capacity options reading decides yield.
IP-rated enclosure
Equipment makers integrate the WST203 into finished weighing devices. We support custom capacities, cable lengths, connectors and branding for OEM programmes.
OEM / ODM with low MOQ
| Function | Wire Color |
|---|---|
| Excitation + (Exc+) | Red |
| Excitation − (Exc−) | Black |
| Signal + (Sig+) | Green |
| Signal − (Sig−) | White |
| Model | Capacity Range | Typical Application | Choose When |
|---|---|---|---|
| WST203 | — | This page | Current selection |
| WST219 | 50,100,200,250,500 (Ibs) | Single point load cell | Alternative model in the same class |
| WST218 | 20,30,50,100 (Ibs) | Single point load cell | Alternative model in the same class |
| WST217 | 5,10,20,50,100 (kg) | Single point load cell | Alternative model in the same class |
| WST216 | 4-30Kg | Single point load cell | Alternative model in the same class |
| WST215 | 0.3-3Kg | Single point load cell | 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 WST203 meets standard industrial accuracy requirements. Full accuracy figures are listed in the specifications table above.
The WST203 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.
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