| Sign In | Join Free | My insurersguide.com | 
 | 
| Categories | Smart Prepaid Electricity Meter | 
|---|---|
| Brand Name: | stron | 
| Model Number: | STE18/STE38 | 
| Place of Origin: | China | 
| MOQ: | 10 | 
| Price: | negotiated | 
| Payment Terms: | T/T | 
| Supply Ability: | 10000PCS per | 
| Delivery Time: | 20days | 
| Packaging Details: | standard packing | 
| Interface Protocol: | UART Digital (3.3V TTL) | 
| RF Frequency Band: | 433MHz / 915MHz (ISM Unlicensed) | 
| RF Sensitivity: | -121dBm @2kbps | 
| Power Consumption: | <1μA (Sleep) / ≤3.8mA (RX) / <100mA (TX @20dBm) | 
| Data Rate: | Up to 100kbps (FSK/GFSK) | 
| Flexibility: | Spring Pin Connector | 
| Operating Voltage: | 3.0V - 3.6V (Typ. 3.3V) | 
| FIFO Buffer: | 64-Byte Integrated | 
| Package Dimension: | 25.08×20.19×1.62mm | 
| Error Correction: | FEC + Manchester Encoding + Data Whitening | 
| Certification: | STS | 
| Product name: | Prepaid Energy Meter | 
| Rated Voltage: | 220-240V/3*220V | 
| Standard: | STS Standard | 
| Display: | LCD | 
| Frequency: | 50-60HZ | 
| Warranty: | 2 years | 
| OEM: | Support | 
| Certificate: | ISO9001; ISO14001; STS Standard | 
| Communication: | LORA-RF supported | 
| Vending Software: | Supported | 
| Recharge Token Length: | 20 digits | 
| Protection Class: | IP54 | 
| Battery Life: | 8 years | 
| Current Range: | (5A/80A)/(10A/100A) | 
| Starting Current: | (20mA)/(30mA) | 
| Energy Constant: | (1000imp/kWh)/(400imp/kWh) | 
| Measurement Accuracy: | Class 1.0 | 
| Mobile Payment Support: | M-PESA, Alipay, MTN, Airtel, etc. | 
| Overdraft Collection: | daily/monthly optional | 
| Data Storage Duration: | 10 years | 
| Anti-Tampering: | Both with magnetic field/cover-opening detection; STE18-B cuts relay, STE38-G shuts valve when triggered | 
| Recharge Method: | (1. Stronpay Software; 2. 3rd-party/mobile payment)plus 3. AMI system remote recharge) | 
| Company Info. | 
| Hunan Stron Smart Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Compact 25mm SMT Design for Industrial IoT & Smart Metering
✅ Blazing 100kbps Speed
Maximize data throughput with FSK/GFSK modulation, ideal for
real-time telemetry in drones, smart meters, and industrial
sensors.
✅ Industry-Leading Sensitivity (-121dBm @2kbps)
Capture weak signals in noisy environments, ensuring reliable links
over long distances.
✅ 1μA Sleep Current & 3.8mA RX Power
Extend battery life by years – perfect for battery-operated IoT
devices.
✅ Triple Data Integrity Protection
FEC (Forward Error Correction) + Manchester Encoding + Data
Whitening combat interference in crowded 433/915MHz ISM bands.
✅ 64-Byte FIFO Buffer
Offload resource-intensive tasks from low-cost MCUs – reduce system
costs by 30%.
| Parameter | Specification | 
|---|---|
| Frequency Bands | 433MHz / 915MHz (ISM, license-free) | 
| RF Output Power | Up to 20dBm (100mW) | 
| Data Interface | UART (3.3V TTL, requires 10kΩ pull-up) | 
| Voltage Range | 3.0V–3.6V (3.3V typical) | 
| Dimensions | 25.08 × 20.19 × 1.62 mm (L×W×H) | 
| Antenna Interface | Spring pin (IPEX-compatible for PCB/external) | 
| Temperature Range | Operates: -30°C to +70°C • Storage: -40°C to +85°C | 
| Certification Ready | Designed for FCC/CE/RoHS compliance | 
|   | 
 Single Phase Smart Prepai Low Credit Alarm and 220V Voltage Rating Get Your d Electricity Meter Now
                                                                                        
                                                        
                        
                        
                        
                                                            Single Phase Smart Prepai Low Credit Alarm and 220V Voltage Rating Get Your d Electricity Meter Now
                                                    
                        
                     230V 60A STS 20 Digital Token Recharge Prepaid Single Phase Electricity Meter for Solar System
                                                                                        
                                                        
                        
                        
                        
                                                            230V 60A STS 20 Digital Token Recharge Prepaid Single Phase Electricity Meter for Solar System
                                                    
                        
                     electric smart meter Smart Meter's Performance with Electric Meter Testing Equipment Mode Prepaid Token Type
                                                                                        
                                                        
                        
                        
                        
                                                            electric smart meter Smart Meter's Performance with Electric Meter Testing Equipment Mode Prepaid Token Type
                                                    
                        
                     Keypad-Enabled Three-Phase Prepaid Energy Meter SmartPay Trio 3800 with Frequency 50/60Hz
                                                                                        
                                                        
                        
                        
                        
                                                            Keypad-Enabled Three-Phase Prepaid Energy Meter SmartPay Trio 3800 with Frequency 50/60Hz
                                                    
                        
                     Accurate Energy Monitoring with 220V Electric Smart Meter and Wired/Wireless Communication
                                                                                        
                                                        
                        
                        
                        
                                                            Accurate Energy Monitoring with 220V Electric Smart Meter and Wired/Wireless Communication
                                                    
                        
                     Vending Software Yes Smart Prepaid Electricity Meter 2G And 4G Network Compatibility Keypad Input Way
                                                                                        
                                                        
                        
                        
                        
                                                            Vending Software Yes Smart Prepaid Electricity Meter 2G And 4G Network Compatibility Keypad Input Way
                                                    
                        
                     3*230V Nominal Voltage Smart Prepaid Electricity Meter with 2G And 4G Network Compatibility Wired and Wireless Communication Options
                                                                                        
                                                        
                        
                        
                        
                                                            3*230V Nominal Voltage Smart Prepaid Electricity Meter with 2G And 4G Network Compatibility Wired and Wireless Communication Options
                                                    
                        
                     Low Credit Alarm and 220V Voltage Rating Get Your Single Phase Smart Prepaid Electricity Meter Now
                                                                                        
                                                        
                        
                        
                        
                                                            Low Credit Alarm and 220V Voltage Rating Get Your Single Phase Smart Prepaid Electricity Meter Now
                                                    
                        
                     Electric Token Meter -25-70C Nominal Frequency 50-60HZ for Competitiveness and More
                                                                                        
                                                        
                        
                        
                        
                                                            Electric Token Meter -25-70C Nominal Frequency 50-60HZ for Competitiveness and More
                                                    
                        
                     2025 New Type Single Phase STS With Keypad Smart Prepaid Meter
                                                                                        
                                                        
                        
                        
                        
                                                            2025 New Type Single Phase STS With Keypad Smart Prepaid Meter