SPD12181

DIN RAIL MOUNT AC - DC CONVERTERS

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: CARLO GAVAZZI / PARTNER STOCK
Product type:
SVHC: To Be Advised

Delivery and price
Units per pack	3
Price	107.49 €
Current stock	25+
Lead time	30 days

Datasheet

**Switching Power Supply Type SPD 18W DIN rail mounting** 

- **Universal AC input full range** 

- **Installation on DIN rail 7.5 or 15mm** 

- **Short circuit protection** 

- **Overload protection** 

- **High efficiency** 

- **LED indicator for DC power ON** 

- **LED indication for DC low** 

- **Internal input filter** 

- **CE, TUV approved and cULus Listed** 

**Product De scrip tion Ordering Key SP D 24 18 1 B** The Switching power supplies and compact dimensions and **Model** SPD series are specially performance are a must. **Mounting ( D = Din rail )** designed to be used in all **Output voltage** automation application where **Output power** the installation is on a DIN rail **Input Type** ~~eeI~~ **Optional features Input type:** 1= single phase **Approvals Optional Features Description Code** Product SafetyRheinland C € G)us ~~—_____—_~~ Spring connectors B WANs SANs SANs **Class I, Div 2 UL 1310 UL 60950-1 p** 

## **Out ut erformances p p** 

|**MODEL NO.**|**INPUT**<br>**VOLTAGE**|**OUTPUT**<br>**WATTAGE**|**OUTPUT**<br>**VOLTAGE**|**OUTPUT**<br>**CURRENT**|**EFF.**<br>**(min.)**|**EFF.**<br>**(typ.)**|
|---|---|---|---|---|---|---|
|||**Single Output Models**|||||
|**SPD05**|90~264 VAC|15 WATTS|+ 5 VDC|3000 mA|73%|75%|
|**SPD12**|90~264 VAC|18 WATTS|+12 VDC|1500 mA|75%|77%|
|**SPD15**|90~264 VAC|18 WATTS|+15 VDC|1200 mA|75%|77%|
|**SPD24**|90~264 VAC|18 WATTS|+24 VDC|750 mA|75%|77%|



## **Out ut data p** 

|**Line regulation**|± 1%|
|---|---|
|**Load regulation**<br>**Minimum load**|± 2%<br>0|
|**Turn on time**(full resistive load)|1000ms|
|**Vi nom, Io nom with**7000µF**CAP**|1500ms|
|**Transient recovery time**<br>**Ripple and noise**|2ms<br>50mVpp|
|**Output voltage accuracy**|± 1%|
|**Temperature coefficient**|± 0.03%/°C|
|**Hold up time**<br>**Vi= 115VAC**|20ms|
|**Vi= 230VAC**|75ms|
|**Voltage fall time (I0nom)**|150ms max|



|**Rated continuous loading**||
|---|---|
|**5V Model**|3A @ 5VDC/2.6A @ 5.75VDC|
|**12V Model**|1.5A @ 12VDC/1.3A @ 13.8VDC|
|**15V Model**|1.2A @ 15VDC/1.0A @ 17.25VDC|
|**24V Model**|0.75A @ 24VDC/0.6A @28.8VDC|
|**Reverse voltage**||
|**5V Model**|VDC 7.5|
|**12V Model**|VDC 18|
|**15V Model**|VDC 22|
|**24V Model**|VDC 35|
|**Capacitor load**|7000µF|
|**Voltage rise time**||
|**Vi nom Io nom**|150ms|
|**Vi nom, Io nom with**7000µF**CAP**|500ms|



**1** 

Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 03111 

Switching Power Supply Type SPD 18W DIN rail mounting 

## **In ut data p** 

|**Rated input voltage**|100 - 240VAC|
|---|---|
|**Voltage range**<br>**AC**|90 - 264VAC|
|**DC**<br>**Rated input current**<br>**Vi: 115VAC, Io nom**|120 - 375VDC<br>335-500mA|
|**Inrush current**||
|**Vi= 115VAC**|10A|
|**Vi= 230VAC**|18A|



|**Power dissipation**|**Power dissipation**||
|---|---|---|
|(Vi : 230VAC, Io nom)|**5V Model**|5.0W|
||**12V Model**|4.65W|
||**15V Model**|4.25W|
||**24V Model**|4.45W|
|**Frequency range**||47- 63Hz|
|**Leakage current**|||
||**Input-Output**|0.25mA|
||**Input-FG**|3.5mA|



## **Controls and Protections** 

|**Controls and Protections**||
|---|---|
|**Overload**<br>110 – 140%<br>**Input Fuse**<br>T2A/250VAC internal1)<br>**Overvoltage Protection**<br>125 – 145%|**Output Short Circuit**<br>Hiccupmode|
||**Internal surge voltage protection** Varistor<br>(IEC 61000-4-5)|



> 1) Fuse not replaceable by user 

## **General data (@ nominal line, full load, 25°C )** 

|**,**|**,**|
|---|---|
|**Ambient temperature**<br>-20°C to 71°C<br>**Derating (>61°C to +71°C)**<br>2.5%/°C<br>**Ambient humidity**<br>20 ~ 95%RH<br>**Storage**<br>-25°C to +85°C<br>**Protection degree**<br>IP20<br>**Cooling**<br>Free air convection<br>**Insulation voltage**<br>**Input-Output** 3.000VAC/4242VDC min<br>I**nput-FG**<br>1.500VAC/2121VDC min<br>**Insulation resistance I/O**<br>100MΩ min (@ 500VDC)|**MTBF**(Bellcore issue 6 @ 40°C, GB)<br>**5V Model**<br>795000 Hours<br>**12V Model**<br>797000 Hours<br>**15V Model**<br>796000 Hours<br>**24V Model**<br>800000 Hours|
||**Case material**<br>Plastic: PC,UL94-V0|
||**Pollution degree**<br>2|
||**Altitude**<br>2000m|
||**Dimensions LxWxD mm(inch)** 90(3.60)x22.5(0.89)x114(4.49)|
||**Weight**<br>150g|



## **Norms and Standards** 

|**Vibration resistance**|meet IEC 60068-2-6|**CE**|EN 61000-6-3, EN 55022|
|---|---|---|---|
||(Mounting by rail: 10-500Hz,||Class B, EN 61000-3-2,|
||2G, along X, Y, Z each Axis,||EN 61000-3-3,|
||60 min for each Axis)||EN 61000-6-2,|
|**Shock resistance**|meet IEC 60068-2-27||EN 55024,|
|**UL / cUL**|(15G, 11ms, 3 Axis, 6 faces,<br>3 times for each face)<br>UL508 listed, UL60950-1,<br>UL1310 Class 2 Power<br>(only 5V, 12V w/o Class 2)<br>Recognized, ISA 12.12.01<br>(Class 1, Division 2,<br>Groups A,B,C and D)||EN 61000-4-2 Level 4,<br>EN 61000-4-3 Level 3,<br>EN 61000-4-4 Level 4,<br>EN 61000-4-5 L-N Level 3,<br>L/N-FG Level 4,<br>EN 61000-4-6 Level 3,<br>EN 61000-4-8 Level 4,<br>EN 61000-4-11,<br>ENV 50204 Level 2,|
|**TUV**|EN 60950-1,CB scheme||EN 61204-3|
|**CCC**|GB4943, GB9254, GB17625.1|||



**2** 

Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 03111 

Switching Power Supply Type SPD 18W DIN rail mounting 

## **Block diagrams** 

## **Pin Assi nement and Front Controls g** 

|**Pin No.**|**Designation**|**Description**|
|---|---|---|
|**1**|**V+**|Positive output terminal|
|**2**|**V-**|Negative output terminal|
|**3**||Ground this terminal to minimize high-frequency emission|
|**4**|**N**|Input terminals (neutral conductor, no polarity at DC input)|
|**5**|**L**|Input terminals (phase conductor, no polarity at DC input)|
||**ON**|Operation indicator LED|
||**LO**|DC LOW indicator LED|
||**Vout ADJ.**|Trimmer-potentiometer for Vout adjustment|



## **Derating Diagram** 

**==> picture [296 x 194] intentionally omitted <==**

**----- Start of picture text -----**<br>
100<br>75<br>0<br>-20 61 71<br>Temperature<br>Output voltage (%)<br>**----- End of picture text -----**<br>


**3** 

Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 03111 

## **T . Current Limited Curve yp** 

**==> picture [355 x 146] intentionally omitted <==**

**----- Start of picture text -----**<br>
v<br>Hiccup Mode<br>100<br>50<br>t<br>Time<br>Output voltage (%)<br>**----- End of picture text -----**<br>


## **Mechanical Drawings mm (inches)** 

## **T . Efficienc Curve yp y** 

**==> picture [163 x 208] intentionally omitted <==**

**----- Start of picture text -----**<br>
22.50 (0.89) 22.50 (0.89)<br>2 1 2 1<br>ee<br>V- V+ V- V+<br>So<br>DC Output DC Output<br>LO LO<br>ON ON<br>Vout ADJ Vout ADJ<br>0<br>mel N L N L<br>pa FA]<br>3 4 5 3 4 5<br>114.00 (4.49)<br>90.00 (3.60) 90.00 (3.60)<br>**----- End of picture text -----**<br>


**==> picture [239 x 173] intentionally omitted <==**

**----- Start of picture text -----**<br>
85<br>80<br>75<br>70 oe<br>65 a Ga a<br>60<br>55<br>50 230 VAC<br>45 115 VAC<br>40 Oo<br>35<br>————<br>10 25 50 75 100<br>Power out (%)<br>EFFICIENCY (%)<br>**----- End of picture text -----**<br>


## **Installation** 

**Ventilation and cooling** Normal convection All sides 25mm free space for cooling is recommended **Connector size range Spring terminal** AWG24-14 (0.2~2mm[2] ) flexible/solid cable, 10mm stripping at cable and recommends use copper conductors only, 60/75°C **Screw terminal** AWG26-12 (0.2~2.5mm[2] ) flexible/solid cable, connector can withstand torque at max 0,56Nm (5 lbs-in). 4~5 mm stripping at cable and recommends use copper conductors only, 60/75°C **Max. torque for terminal Input terminals** 0.56Nm (5.0lb-in) **Output terminals** 0.56Nm (5.0lb-in) **General tolerances   mm(in.) 0.00 (0.00) ÷ 30.00 (1.18)** ±0.30 (0.01) **30.00 (1.18) ÷ 120.00 (4.72)** ±0.50 (0.02) 

**4** 

Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 03111

Updated at June 9, 2026

About Novapart

Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 540,000+ components from 500+ manufacturers.

Learn more →

Stock Shortage Specialist

When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.

Request a quote →

Compliant Alternatives

We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.

BOM Analysis service →