£47.03

MEAN WELL MeanWell, MDR-40-12 Din-Rail Power Supply 40W 12V 3.33A

MDR-40-12

Price data last checked 41 day(s) ago - refreshing...

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

This is the most expensive it has ever been. Walk away.

£47 today · previous high £47 · all-time low £26

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

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

Last 50 days • 50 data points (No recent data available)

Historical
Generating forecast...
£47.03 £23.52 £28.65 £33.78 £38.91 £44.04 £49.17 16 March 2026 28 March 2026 09 April 2026 21 April 2026 04 May 2026

Price Distribution

Price distribution over 50 days • 2 price levels

Days at Price
Current Price
3 days 47 days · current 0 12 24 35 47 £26 £47 Days at Price

Price Analysis

Most common price: £47 (47 days, 94.0%)

Price range: £26 - £47

Price levels: 2 different prices over 50 days

Key Features

DIN rail power supply MeanWell MDR-40-12

Power: 40W, Output voltage: 12V (12...15VDC), Output current: 3.33A

Input voltage: 85...264VAC, efficiency: 86%

Length: 90 mm, width: 40 mm, height: 100 mm

Product Specifications

Size
Mdr-40-12
Domain
Amazon UK
Listed Since
25 May 2015

Barcode

No barcode data available

Similar Products You Might Like

MeanWell NDR-120-24 Power Supply for DIN Rail 120 W 24 V 5 A
97% match

MeanWell NDR-120-24 Power Supply for DIN Rail 120 W 24 V 5 A

MEAN WELL

Out of Stock 14 Jan 2026
MEAN WELL Well NDR-120-12 DIN Rail Power Supply 12 V/DC 10 A 153 W 1 x
97% match

MEAN WELL Well NDR-120-12 DIN Rail Power Supply 12 V/DC 10 A 153 W 1 x

MEAN WELL

Out of Stock 10 Jun 2026
MeanWell SDR-480-24 DIN Rail Power Supply - 480W 24V 20A
97% match

MeanWell SDR-480-24 DIN Rail Power Supply - 480W 24V 20A

MEAN WELL

£128.44 10 May 2026
Mean Well HDR-100-24N DIN Rail Power Supply (DIN-Rail) 24 V/DC 4.2A 100.8W 1 x
97% match

Mean Well HDR-100-24N DIN Rail Power Supply (DIN-Rail) 24 V/DC 4.2A 100.8W 1 x

MEAN WELL

£45.28 03 May 2026
MeanWell SDR-240-48 DIN Rail Power Supply (DIN-Rail) 48 V/DC 5 A 240 W Number of Outputs: 1 x Content 1 Piece
97% match

MeanWell SDR-240-48 DIN Rail Power Supply (DIN-Rail) 48 V/DC 5 A 240 W Number of Outputs: 1 x Content 1 Piece

MEAN WELL

£222.43 30 Jan 2026
Mean Well NDR-480-24 AC-DC Single Output DIN Rail Power Supply
96% match

Mean Well NDR-480-24 AC-DC Single Output DIN Rail Power Supply

MEAN WELL

£69.36 16 Feb 2026
Comatec TBD202024P DIN Rail Power Supply 20V/AC 0.8A 20W
96% match

Comatec TBD202024P DIN Rail Power Supply 20V/AC 0.8A 20W

Comatec

£40.99 02 May 2026
TRENDnet TI-S24048 DIN Rail 48V 240W Power Supply for TI-PG80
96% match

TRENDnet TI-S24048 DIN Rail 48V 240W Power Supply for TI-PG80

TRENDnet

£122.11 14 Jan 2026
Mean Well RSP-200-5 AC-DC Single Output Enclosed Power Supply
96% match

Mean Well RSP-200-5 AC-DC Single Output Enclosed Power Supply

MEAN WELL

£44.76 29 Apr 2026
TRENDnet TI-S12048 DIN Rail 48V 120W Power Supply for TI-PG541
96% match

TRENDnet TI-S12048 DIN Rail 48V 120W Power Supply for TI-PG541

TRENDnet

£94.41 14 Jan 2026
TRENDnet TI-M6024 DIN Rail 24V 60W Power Supply for TI-G50, TI-G62, TI-G80, TI-F11SFP
96% match

TRENDnet TI-M6024 DIN Rail 24V 60W Power Supply for TI-G50, TI-G62, TI-G80, TI-F11SFP

TRENDnet

£53.51 23 Apr 2026
SeKi DIN Rail Power Supply H-100-12 – 12 V – 7.1 A – 85 W DIN Rail – DIN Rail Power Supply, 85 Watt (7.1 A)
96% match

SeKi DIN Rail Power Supply H-100-12 – 12 V – 7.1 A – 85 W DIN Rail – DIN Rail Power Supply, 85 Watt (7.1 A)

SeKi

£41.31 02 May 2026
TRENDnet Ti-S48048 AC to DC DIN Rail Power Supply
96% match

TRENDnet Ti-S48048 AC to DC DIN Rail Power Supply

TRENDnet

£315.66 14 Jan 2026
DM1923/4SW – Professional Switching Power Supply 13.8 V
95% match

DM1923/4SW – Professional Switching Power Supply 13.8 V

MKC

£37.30 03 May 2026
Mean Well RSP-320-12 AC-DC Single Output Enclosed Power Supply
95% match

Mean Well RSP-320-12 AC-DC Single Output Enclosed Power Supply

MEAN WELL

£51.72 10 Jun 2026
PULS DIN Rail Power Supply (DIN-Rail) 48 V 20 A 960 W 1 x
95% match

PULS DIN Rail Power Supply (DIN-Rail) 48 V 20 A 960 W 1 x

PULS

£552.99 02 May 2026
Mean Well SP-320-24 AC-DC Enclosed Power Supply
95% match

Mean Well SP-320-24 AC-DC Enclosed Power Supply

MEAN WELL

£66.13 16 Mar 2026
Riello NPW 1000 alimentation d'énergie non interruptible Interactivité de ligne 1 kVA 600 W
95% match

Riello NPW 1000 alimentation d'énergie non interruptible Interactivité de ligne 1 kVA 600 W

Riello

£306.27 02 May 2026
Pro Elec PEL00401 12V, 1A AC/DC Power Supply With Right Angled Plug, 2.5 mm x 5.5 mm x 12 mm Connector
95% match

Pro Elec PEL00401 12V, 1A AC/DC Power Supply With Right Angled Plug, 2.5 mm x 5.5 mm x 12 mm Connector

PRO ELEC

£18.95 23 Feb 2026
VIGORTRONIX 450 W AC/DC PSU PCB Mount Open PFC, 85-264 V Input, 12 V Output 5"X3" VTX-210-450-012
95% match

VIGORTRONIX 450 W AC/DC PSU PCB Mount Open PFC, 85-264 V Input, 12 V Output 5"X3" VTX-210-450-012

VIGORTRONIX

£72.40 04 May 2026
Siemens SITOP PSU100L HUTSCHNETZTEIL 5A
95% match

Siemens SITOP PSU100L HUTSCHNETZTEIL 5A

SIEMENS

Out of Stock 14 Jan 2026
Nissei NS-1228A Power Supply
95% match

Nissei NS-1228A Power Supply

NISSEI

£120.74 22 Mar 2026
3B Scientific U117361 DC Power Supply, 0V-16V, 0A-20 A
95% match

3B Scientific U117361 DC Power Supply, 0V-16V, 0A-20 A

3B Scientific

£632.07 22 Jan 2026
VEMER VE791800 TMS 24/108 - Switching Stabilized Power Supply with DIN Bar Installation, Output Voltage 24 Vdc, Power 108 W, White
95% match

VEMER VE791800 TMS 24/108 - Switching Stabilized Power Supply with DIN Bar Installation, Output Voltage 24 Vdc, Power 108 W, White

VEMER

£49.52 02 May 2026