£73.95

MEAN WELL MeanWell KNX-20E-640 19,2W 640mA 30V LED Power Supply KNX

_SML

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£74 today · usual range £69–£82 · best ever £69

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 58 days · 58 data points (no recent data)

Historical
Generating forecast…
£81.51 £67.49 £70.55 £73.61 £76.67 £79.73 £82.79 23 April 2026 07 May 2026 21 May 2026 04 June 2026 19 June 2026

Price Distribution

Price distribution over 58 days • 4 price levels

Days at Price
Current Price
21 days 21 days · current 12 days 4 days 0 5 11 16 21 £69 £74 £75 £82 Days at Price

Price Analysis

Most common price: £69 (21 days, 36.2%)

Price range: £69 - £82

Price levels: 4 different prices over 58 days

Description

KNX switching power supply unit with integrated chokecan be mounted directly on the DIN railClosed design, contact-protected screw connectionsOverload protection by current limiting, auto-recoveryprotected against short circuit, overload, overvoltageSELVPower supply type: LED power supply KNXStabilisation: Constant currentTopology: AC/DC ConverterInput voltage: 230VOutput voltage: 30VConstant current: 640mAPower: 19,2WInput voltage (min...max): 180...264VACEfficiency: 86%Length: 90mmWidth: 52,5mmHeight: 54,5mmInput connection: Screw terminalsConnection Output: Screw terminals

Key Features

LED power supply KNX MeanWell KNX-20E-640

Power: 19,2W, Constant current: 640mA, Output voltage: 30V

Input voltage: 180...264VAC, Efficiency: 86%

Length: 90mm, Width: 52,5mm, Height: 54,5mm

Input connection: Screw terminals, Connection Output: Screw terminals

Product Specifications

Model
_SML
Domain
Amazon UK
Listed Since
11 March 2021

Barcode

No barcode data available

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