# AC/DC DIN Rail Power Supply (PSU), ITE & Household, 1 Output, 96 W, 12 V, 8 A

![Product image](https://novapart.co/image/farnell:4171364/)

**URL**: https://novapart.co/products/787-1221/ac-dc-din-rail-power-supply-psu-ite-household-1
**SKU**: 787-1221
**Manufacturer**: WAGO
**Price**: €111.9500
**Stock**: 10+
**Lead Time**: 57 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Product Range | - |
| No. Of Outputs | 1 Output |
| Output Power Max | 96W |
| Input Voltage Vac | 90V AC to 264V AC |
| Power Supply Output Type | Adjustable, Fixed |
| Output Current - Output 1 | 8A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Current - Output 4 | - |
| Output Voltage - Output 1 | 12V |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | ITE & Household |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4171364/)

## Data sheet | Item number: 787-1221 

Switched-mode power supply; Compact; 1-phase; 12 VDC output voltage; 8 A output current; DC-OK LED 

www.wago.com/787-1221 

Item description Features: 

- Stepped profile for installation in standard distribution boards 

- Pluggable picoMAX[®] Connection Technology (tool-free) 

- Suitable for both parallel and series operation 

- Electrically isolated output voltage (SELV) per EN 60335-1; PELV per EN 60204 

Subject to changes. Please also observe the further product documentation! 

WAGO Kontakttechnik GmbH & Co. KG Hansastr. 27 32423 Minden Phone: +49571 887-0 | Fax: +49571 887-169 Email: info.de@wago.com | Web: www.wago.com 

Do you have any questions about our products? We are always happy to take your call at +49 (571) 887-44222. 

08.03.2021    Page /1 6 

Data sheet | Item number: 787-1221 www.wago.com/787-1221 o ~~e~~ 

## Data 

## Technical data 

## Input 

|Phases|1|
|---|---|
|Nominal input voltage Ui nom|1 x AC 100 … 240 V; DC 140 … 340 V|
|Input voltage range|AC 90 … 264 V; DC 125 … 375 V|
|Input voltage derating|-2 %/V (< 100 VAC); -1.33 %/V (< 140 VDC)|
|Nominal mains frequency range|47 … 63 Hz; 0 Hz|
|Input current Ii|≤ 1.6 A (100 VAC; 8 ADC)|
|Discharge current|≤ 0.25 mA|
|Inrush current|≤ 30 A (NTC)|
|Power factor|≥ 0.5|
|Power factor correction (PFC)|Passive|
|Mains failure hold-up time|≥ 50 ms (230 VAC)|



## Output 

|Nominal output voltage Uo nom|DC 12 V (SELV)|||
|---|---|---|---|
|Output voltage range|DC 10 … 14 V (adjustable)|||
|Default setting|DC 12 V|||
|Nominal output current Io nom|8 A|||
|Nominal output power|96 W|||
|Control deviation|≤ 1 %|||
|Deviation, dynamic load change 10 … 90 %|≤ 1 %|||
|Residual ripple|≤ 100 mV (peak-to-peak)|||
|Overload behavior|Constant power (in overload range: 1.05 … 1.35 x I|o nom|); Shutdown|
||and automatic restart in the event of a short circuit or permanent|||
||overload|||



## Signaling and communication 

|Signaling|1 x LED DC OK (green)|
|---|---|
|Operation status indicator|Green LED (U )<br>o|



Subject to changes. Please also observe the further product documentation! 

|WAGO Kontakttechnik GmbH & Co. KG|Do you have any questions about our products?|
|---|---|
|Hansastr. 27|We are always happy to take your call at +49 (571) 887-44222.|
|32423 Minden||
|Phone: +49571 887-0 | Fax: +49571 887-169||
|Email: info.de@wago.com | Web: www.wago.com||



08.03.2021    Page /2 6 

Data sheet | Item number: 787-1221 www.wago.com/787-1221 o ~~e~~ 

## Efficiency/power losses 

|Power loss Pl|≤ 0.7 W (230 VAC; No load)|
|---|---|
|Power loss (max.) Pl (max.)|11.8 W (100 VAC / 12 VDC; 8 A)|
|Efficiency (typ.)|91.5 % (230 VAC; Nominal load); 90 % (110 VAC; Nominal load)|



## Circuit protection 

|Internal fuse|T 3.15 A / 250 VAC|
|---|---|
|Required backup fusing|An external DC fuse is required for the DC input voltage.|
|Recommended backup fusing|Circuit breaker: 6 A, 10 A or higher; Tripping characteristic: B|



## Safety and protection 

|Isolation voltage (Pri.-Sec.)|DC 4.242 kV|
|---|---|
|Isolation voltage (Pri.-GND)|DC 2.12 kV|
|Protection class|I|
|Protection type|IP20 (per EN 60529)|
|Resistance to reverse feed|≤ DC 16 V|
|Overvoltage category|II|
|Pollution degree|2|
|Transient suppression (primary)|Varistor|
|Overvoltage protection; secondary|≤ 20 VDC (in the event of a fault)|
|Short-circuit-protected|Yes|
|Open-circuit-proof|Yes|
|Parallel operation|Yes|
|Series operation|Yes, for 2 devices of the same type|
|MTBF|> 1,300,000 h (at 25  C; per IEC 61709); > 250,000 h (at 40  C; per IEC|
||61709)|



## Connection data 

|Connection type (1)|Input/Output|
|---|---|
|Connection technology|Push-in CAGE CLAMP®|
|WAGO Connector|picoMAX 5.0, WAGO 2092 Series<br>®|
|Solid conductor|0.2 … 2.5 mm² / 24 … 12 AWG|
|Fine-stranded conductor|0.2 … 2.5 mm² / 24 … 12 AWG|
|Strip length|9 … 10 mm / 0.35 … 0.39 inch|



Subject to changes. Please also observe the further product documentation! 

WAGO Kontakttechnik GmbH & Co. KG Do you have any questions about our products? Hansastr. 27 We are always happy to take your call at +49 (571) 887-44222. 32423 Minden Phone: +49571 887-0 | Fax: +49571 887-169 Email: info.de@wago.com | Web: www.wago.com 

08.03.2021    Page /3 6 

Data sheet | Item number: 787-1221 www.wago.com/787-1221 o ~~e~~ 

## Physical data 

|Width|108 mm / 4.252 inch|
|---|---|
|Height|90 mm / 3.543 inch|
|Depth|56 mm / 2.205 inch|
|Depth from upper edge of DIN-rail|52.5 mm / 2.067 inch|



## Mechanical data 

|Mounting type|DIN-35 rail|
|---|---|
||Screw mount (back)|



## Material data 

|Flammability class per UL94|V0||
|---|---|---|
|Weight|422.8 g|422.8 g|



## Environmental requirements 

|Surrounding air temperature (operation)|-25 … 70 °C|
|---|---|
|Surrounding air temperature (storage)|-40 … 85 °C|
|Relative humidity|20 … 90 % (no condensation permissible)|
|Derating|-2 %/K (> 45 °C)|
|Pollution degree|2|
|Climatic category|3K3 (per EN 60721; except for low air pressure)|



## Standards and specifications 

|Conformity marking|CE|
|---|---|
|Standards/Specifications|EN 61204-3; EN 60335-1; UL 508|



## Commercial data 

|PU (SPU)|1 Stück|
|---|---|
|Packaging type|BOX|
|Country of origin|CN|
|GTIN|4055143863360|
|Customs tariff number|85044082900|



## Approvals / Certificates 

## UL-Approvals 

Subject to changes. Please also observe the further product documentation! 

|WAGO Kontakttechnik GmbH & Co. KG|Do you have any questions about our products?|
|---|---|
|Hansastr. 27|We are always happy to take your call at +49 (571) 887-44222.|
|32423 Minden||
|Phone: +49571 887-0 | Fax: +49571 887-169||
|Email: info.de@wago.com | Web: www.wago.com||



08.03.2021    Page /4 6 

## Data sheet | Item number: 787-1221 www.wago.com/787-1221 e ~~e~~ 

|Logo|Approval<br>Additional Approval Text|Certificate|
|---|---|---|
|||name|
||UL<br>UL 508|E255817|
||Underwriters Laboratories Inc.||
|Compatible products|Compatible products||
|ferrule|||
|Item no.: 216-201<br>Ferrule; Sleeve for 0.5 mm² / 20 AWG; insulated; electro-tin plated; white<br>www.wago.com/216-201<br>Item no.: 216-202<br>Ferrule; Sleeve for 0.75 mm² / 18 AWG; insulated; electro-tin plated; gray<br>www.wago.com/216-202<br>Item no.: 216-203<br>Ferrule; Sleeve for 1 mm² / AWG 18; insulated; electro-tin plated; red<br>www.wago.com/216-203<br>|~~BO~~|||
||Item no.: 216-204<br>Ferrule; Sleeve for 1.5 mm² / AWG 16; insulated; electro-tin plated; black|www.wago.com/216-204|
||Item no.: 216-301<br>Ferrule; Sleeve for 0.25 mm² / AWG 24; insulated; electro-tin plated; yellow|www.wago.com/216-301|
||Item no.: 216-302<br>Ferrule; Sleeve for 0.34 mm² / 22 AWG; insulated; electro-tin plated; green|www.wago.com/216-302|
|tools|||
|Item no.: 210-720<br>Operating tool; Blade: 3.5 x 0.5 mm; with a partially insulated shaft; multicoloured<br>www.wago.com/210-720<br>~~PO~~|||
|_ SE|Item no.: 210-769<br>SCREWDRIVER; green|www.wago.com/210-769|
|Strain relief plate|||
||Item no.: 2092-1601<br>Gripping plate; light gray|www.wago.com/2092-1601|
|Downloads|||
|Documentation|||
|Bid Text|||
|787-1221|30 Jul 2019|xml<br>Download|
|X81 - Datei||7.7 kB|
|787-1221|30 Jul 2019|docx<br>Download|
|Subject to changes. Please also observe the further product documentation!|||
|WAGO Kontakttechnik GmbH & Co. KG<br>Do you have any questions about our products?|||
|Hansastr. 27|We are always happy to take your call at +49 (571) 887-44222.||
|32423 Minden|32423 Minden||
|Phone: +49571 887-0 | Fax: +49571 887-169|||
|Email: info.de@wago.com | Web: www.wago.com|||



08.03.2021    Page /5 6 

Data sheet | Item number: 787-1221 www.wago.com/787-1221 ~~oe~~ 

## docx - Datei 

21.7 kB 

|Instruction Leaflet||||
|---|---|---|---|
|Stromversorgung COMPACT Power|V 1.2.0|pdf|Download|
||18 Aug 2020|2.7 MB||
|Additional Information||||
|Disposal; Electrical and electronic equipment, Packaging|V 1.0.0|pdf|Download|
|||265.8 kB||
|Environmental Product Compliance||||
|Compliance Search||||
|Environmental Product Compliance 787-1221||URL|Download|
|Switched-mode power supply; Compact; 1-phase; 12 VDC output voltage; 8 A output||||
|current; DC-OK LED||||



## Installation Notes 

## Product family 

## EPSITRON COMPACT Power 

EPSITRON® COMPACT POWER: Compact, High-Performance Power Supplies Show all products from the family 

Subject to changes. Please also observe the further product documentation! 

WAGO Kontakttechnik GmbH & Co. KG Do you have any questions about our products? Hansastr. 27 We are always happy to take your call at +49 (571) 887-44222. 32423 Minden Phone: +49571 887-0 | Fax: +49571 887-169 Email: info.de@wago.com | Web: www.wago.com 

08.03.2021    Page /6 6 



## Links

- [View this product on Novapart](https://novapart.co/products/787-1221/ac-dc-din-rail-power-supply-psu-ite-household-1)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/wago/787-1221/power-supply-ac-dc-12v-8a/dp/4171364)
---

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