850 W, ATX 12 V, 80 PLUS Bronze, 140x150x86 mm
The B12 BC Series is available in the standard ATX Form Factor and in wattages that are most common for a PC system. The Seasonic B12 BC achieves 80 PLUS® Bronze standard of providing at least 82 %, 85 % and 82 % power usage efficiency at 20 %, 50 % and 100 % operating loads, respectively. This efficiency, combined with Active Power Factor Correction, enables the B12 BC series power supplies to lessen energy waste, which translates into savings on the costs of energy costs for its users. In addition to being greatly efficient, the B12 BC units utilize the LLC resonant converter design, and the industry’s leading Smart and Silent Fan Control (S2FC).
80 PLUS BRONZE
The 80 PLUS Bronze certification indicates that a high percentage of the electricity is converted into useful power, therefore there is less heat lost and more money saved on the electricity bill.
The 80 PLUS Bronze certification guarantees greater than 82 %, 85 % and 82 % efficiency at 20 %, 50 % and 100 % operating loads, respectively. Sea Sonic’s B12 BC Series is an economical choice with great performance and high built-in value.
| Power |
| Power protection features |
Over current, Over power, Over voltage, Short circuit |
| Max output current (+5Vsb) |
2.5 A |
| Max output current (-12V) |
0.3 A |
| Max output current (+5V) |
15 A |
| Max output current (+12V) |
70 A |
| Max output current (+3.3V) |
15 A |
| Combined power (+5Vsb) |
12.5 W |
| Combined power (-12V) |
3.6 W |
| Combined power (+5V) |
100 W |
| Combined power (+12V) |
840 W |
| Combined power (+3.3V) |
100 W |
| Input current |
10 A |
| AC input frequency |
50 - 60 Hz |
| AC input voltage |
100 - 240 V |
| Total power |
850 W |
| Ports & interfaces |
| Cabling type |
Non-Modular |
| PCI Express connector |
Yes |
| ATX power connector (20+4 pin) |
Yes |
| CPU power cable length |
60 cm |
| CPU power connector (4+4 pin) |
Yes |
| PCI Express power connectors (6+2 pin) |
4 |
| EPS power connector (4+4 pin) |
Yes |
| Peripheral (Molex) power connectors (4-pin) |
3 |
| Number of SATA power connectors |
6 |
| Motherboard power cable length |
55 cm |
| Motherboard power connector |
20+4 pin ATX |
| Performance |
| Certification |
cTUVus, TUV, CB, CCC, BSMI, CE, FCC |
| Mean time between failures (MTBF) |
100000 h |
| Bearing technology |
Sleeve |
| 80 PLUS certification |
80 PLUS Bronze |
| Power supply unit (PSU) form factor |
ATX |
| Purpose |
PC |
| Design |
| On/off switch |
Yes |
| Fan location |
Top |
| Number of fans |
1 fan(s) |
| Fan diameter |
12 cm |
| Cooling type |
Active |
| Product colour |
Black |
| Operational conditions |
| Operating temperature (T-T) |
0 - 50 °C |
| Weight & dimensions |
| Height |
86 mm |
| Depth |
140 mm |
| Width |
150 mm |
| Technical details |
| Sustainability certificates |
CE, ENERGY STAR, REACH, RoHS, WEEE |
| Logistics data |
| Harmonized System (HS) code |
84733020 |

Have you ever thought of trading in your old smartphone?
Recycling your phone is a great way to help the environment and earn some extra money, and Clove Technology offers a recycling programme that pays you for your old phone(s)!
So if you're about to buy a new phone from us, or you've recently bought one, why not sell us the handset you no longer need?
How much will you offer for my phone?
That depends on its age and condition. More recent phones generally have a higher value than old ones, but other factors can affect value. These include if the phone is working or not and its network lock status. Fully working phones with an unlocked network status will command a higher value if they are in good condition.
We pledge to beat the major recycling services operating in the UK on the price they offer for your
How do I get my phone(s) back to you?
On our recycling site SEARCH, for your phone and provide details of its status and condition. We will then offer you a price for your phone. If you choose the option to Sell Now, a recycling pack to you for returning your phone.
Alternatively, you can call our recycling team on 0330 1180686, choosing option 2.