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The Eelectron SA04K01KNX is a 4-channel KNX shutter and blind actuator for 24 V DC motors, a low-voltage alternative to mains shutter actuators that suits interior roller shades, venetian blinds and screens driven by 24 V motors in offices, hotels and residences. Each channel has its own 24 V supply input and two directional outputs rated 6 A, so motors are powered from an external SELV supply and only the control intelligence sits on the KNX bus.
The application provides true height and slat positioning from configured travel times, presets, scenes, a façade-control module for sun tracking across multiple elevations, alarms, timers and defined bus-failure and bus-recovery behavior. Front pushbuttons with status LEDs give manual up/down/stop per channel during commissioning. The device is delivered with bus connector and protection cap.
| Power supply | Via KNX bus, 21–30 V DC |
| Current consumption | 9.4 mA max |
| Outputs | 4 DC shutter channels with separated supply inputs; up/down per channel |
| Rated operational voltage (shutter) | 24 V DC (family page: 12–24 V / 24 V AC/DC per datasheet text) |
| Rated current per channel | 6 A; load type 24 V DC motor |
| Output life | Mechanical > 5 x 10⁶ operations; electrical > 1 x 10⁵ cycles at 10 A |
| Connections | KNX bus terminal 0.8 mm solid; screw terminals max 6 mm² solid, 0.6 Nm max torque |
| Mounting | 35 mm DIN rail, 4 modules (REG 4TE) |
| Enclosure | ABS V0, IP20; protection class III; overvoltage category III; pollution degree 2 |
| Dimensions | 70 x 58 x 90 mm (2.76 x 2.28 x 3.54 in) |
| Operating temperature | -5 °C to +45 °C (23 °F to 113 °F) |
| Storage temperature | -25 °C to +55 °C (-13 °F to 131 °F) |
| Relative humidity | max 93 % non-condensing, indoor dry locations |
| Standards | EN 63044-5-1 / EN 63044-5-2; EN 50491-2; EMC 2014/30/EU |
| Certifications | KNX certified; CE |
| Scope of delivery | Actuator, KNX bus connector, KNX protection cap |
| ETS application | SA04K01KNX shutter actuator application, ETS 4 or later |
| Weight (net) | 0.25 kg (0.55 lb) |
| Manufacturer part no. / GTIN | SA04K01KNX / 8054144522944 |
Mains-voltage shutter switching in the same series: BO04K01KNX, BO08K01KNX, BO12K01KNX (relay pairs for 230 V motors). F-series alternatives with inputs: IO04F01KNX / IO08F01KNX. A separate 24 V DC motor supply is required; KNX line power from PS00D03KNX.
CE certified; not UL/NRTL listed — verify local code requirements before specifying in US installations.
Datasheet (PDF) · Available to order.
Orders over $500 ship free within the USA (under 50 lbs). Orders under $500 carry a low cost shipping fee.
Most in-stock orders ship within 1–2 business days from Miami, FL. Delivery typically takes 3–5 business days depending on destination.
For freight or oversized orders, our team will contact you with a custom quote.
All KNXSupply products are covered by the manufacturer's warranty, ranging from 1 to 3 years depending on the brand. Warranty terms are fulfilled directly by the manufacturer.
If you experience any issue, contact us and we'll coordinate the claim process on your behalf.