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🔧 Switch smart, switch strong — power your control with precision!
The Heschen Universal Rotary Cam Selector Changeover Switch (SZW26-20/D202.2D) is a high-performance, 3-position ON-OFF-ON rotary switch rated for up to 660V and 20A. Featuring an IP65 waterproof enclosure and TUV/CE certifications, it ensures durable, safe, and versatile electrical control for both AC and DC circuits. Designed with 8 screw terminals and compatibility for mounting boards 1-4mm thick, it’s ideal for professional-grade power switching and motor control applications.






| ASIN | B097T3DXV8 |
| Actuator Type | Rotary |
| Best Sellers Rank | #240,059 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #294 in Selector Switches |
| Brand | Heschen |
| Brand Name | Heschen |
| Circuit Type | 3-way |
| Colour | Blue |
| Compatible Devices | AC and DC devices (up to 440V/20A for AC, 240V/1A for DC) |
| Connectivity Protocol | Wi-Fi |
| Connector Type | Crimp |
| Contact Material | Metal |
| Contact Type | Normally Closed |
| Control Method | Touch |
| Control Type | Manual |
| Controller Type | Push Button |
| Country of Origin | USA |
| Current Rating | 20 Amps |
| Customer Reviews | 4.5 out of 5 stars 1,925 Reviews |
| Included Components | SZW26-20/D202.2D |
| International Protection Rating | IP65 |
| Item Dimensions | 8.7 x 6.6 x 6.6 Centimeters |
| Manufacturer | SL |
| Material Type | Metal |
| Model Number | SZW26-20/D202.2D |
| Mounting Type | Panel Mount |
| Number of Items | 1 |
| Number of Positions | 3 |
| Operating Voltage | 660 Volts |
| Operation Mode | ON-OFF-ON |
| Part Number | SZW26-20/D202.2D |
| Specification Met | CE |
| Switch Type | Rotary |
| Terminal | Screw |
| UPC | 711811449314 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 40 Degrees Celsius |
| Wattage | 13200 Watts |
仁**仁
アダプター無しで切替可能
EV充電に使用しました、200Vで充電すると契約ブレーカーがトリップする場合に100V切替て使用する。電気工事士免許がある方のみ参考
D**O
Se le ve robusto y de bastante buena calidad
Interruptor rotativo
E**S
Parfait
Facile à monter et bien expliqué
A**R
fungerar bra
Fungerar utmärkt. Använder för omkoppling mellan batteri och landström i husbilen.
R**Y
Le doy las 3 B, ( bueno, bonito y barato)
Este insterruptor manual me sirvió en varias ocasiones para hacer transfer switch, soporta buen amperaje y lo utilicé para a través de un contactor magnético desconectar la entrada del servicio eléctrico, así no se juntan las 2 corrientes cuando uso un inversor o una estación de energía solar.
Trustpilot
2 weeks ago
4 days ago