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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18
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Description
be quiet! Pure Power 13 M 850W is ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty.Pure Power 13 M 850W is an ATX 3. 1 compliant and PCIe 5. 1 compatible power supply with semi passive cooling. It offers peerless dependability with best in class features. Having both a PCIe 5. 1 cable and PCIe 6+2 cables in the scope of delivery, this PSU offers outstanding compatibility with current gen and next gen graphics cards. Pure Power 13 M 1000W offers the best combination of features with outstanding compatibility. Features 80 PLUS Gold
Pure Power 13 M 850W is an ATX 3.1 compliant and PCIe 5.1 compatible power supply with semi-passive cooling.It offers peerless dependability with best-in-class features. Having both a PCIe 5.1 cable and PCIe 6+2 cables in the scope of delivery, this PSU offers outstanding compatibility with current-gen and next-gen graphics cards. Pure Power 13 M 1000W offers the best combination of features with outstanding compatibility.
Features
80 PLUS Gold efficiency (up to 94.4%)
ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors
Handles massive power excursions
Exceptionally silent semi-passive 120mm be quiet! fan
Semi-passive construction for quiet and energy-saving operation
LLC technology for advanced stability and voltage regulation
One massive high-performance 12V-rail
One PCIe 5.1 12V-2x6 600W and 4 PCIe 6+2 connectors for overclocked high-end GPUs
Full suite of safety features
Meets latest requirements for modern standby
10-year manufacturer’s warranty
Specifications
General data
Model: Pure Power 13 M | 850W
Continuous power (W): 850
Peak power (W): 900
Form factor:Version 3.1
Form factor EPS 12V: Version 2.92
Topology: LLC + SR + DC/DC
Digitally controlled: No
Voltage (Vac): 100 - 240
Frequency (Hz): 50 - 60
Input current (A):12 / 6
Power factor at 100% load: >0.98
Modern standby:Yes
Power consumption in standby (W): <0.1
Average life time (h / 25°C): >100,000
Operating temperature up to (°C): 40
Efficiency
80 PLUS certificationGold
Efficiency (%) at 230V, 2% load 70.5
Efficiency (%) at 230V, 10% load 90.0
Efficiency (%) at 230V, 20% load 93.2
Efficiency (%) at 230V, 50% load 94.4
Efficiency (%) at 230V, 100% load 92.8
Fan and cooling technology
Cybenetics NoiseRating: No
Fan: Silence-optimized be quiet! fan
Fan size (mm) 120
Bearing technology: Rifle
Motor technology: 4-pole fan motor
Max. fan speed (rpm): 2000
dB(A) at 10% load: n/a
dB(A) at 20% load: 12.9
dB(A) at 50% load: 13.2
dB(A) at 100% load: 30.2
Output
Multi-rail operation (12V rails):No
12V single rail operation: Yes
Overclocking key: No
+3.3V (A): 22
+5V (A): 22
+12V1 (A): 70.9
+12V2 (A): N/A
+12V3 (A): N/A
+12V4 (A): N/A
+12V5 (A): N/A
+12V6 (A): N/A
-12V (A): 0,3
+5Vsb (A): 3
Max. combined power 12V (W): 850
Max. combined power 12V-2x6 (W): 600
Max. combined power 3.3V + 5V (W): 120
Hold-up time at 100% load (ms): 25.09
Hold-up time at 80% load (ms): 33.38
Power good signal (ms): 100 - 150
Cables and connectors
Modular cables: Yes
Sleeved cables: Yes
Flat cables: Yes
Maximum cable length (cm): 95
Cable length to motherboard (cm): 55
No. of cables: 8
ATX-Motherboard (20+4-pin): 1
P4+4 (CPU): 1
P8 (CPU): 1
P4 (CPU): No
12V-2x6 cables: 1
PCI-E 6+2-pin (GPU): 4
PCI-E 6-pin (GPU): No
SATA: 6
PATA: 2
FDD (Floppy): No
Protection
OTP (over temperature protection): Yes
OCP (over current protection): Yes
OPP (over power protection): Yes
SCP (short circuit protection): Yes
OVP (over voltage protection): Yes
UVP (under voltage protection): Yes
SIP (Surge & Inrush protection): Yes
Safety certification
BSMI: Yes
CB: Yes
CCC: Yes
CE: Yes
cRUus: No
cTUVus: Yes
CU: Yes
FCC: Yes
RCM: Yes
TÜV: Yes
UKCA: Yes
IRAM: No
Environmental directives
ENERGY STAR: 8.0
ErP: Yes
WEEE: Yes
RoHS: Yes
Triman: Yes
Scope of delivery
Thumb screws: No
Screws: Yes
Cable ties: Yes
Velcro cable ties: No
User manual languages: CN, DE, EN, ES, FR, JP, PL, RU, TW
OCK slot bracket with switch / OCK jumper: No
SFX-to-ATX adapter bracket: No
Casing
Dimensions without cable (L x W x H), (mm): 160 x 150 x 86
Weight (kg): 2.62
Color: Black
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 871 reviews
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Product Reviews
★★★★★ 5
Epic. Works great.
Color: Black
Works great every day. Super powerful and smooth compared to my old battery powered one. The shaft is much thicker and is more securely positioned so I can't imagine it becoming tweaked off balance like my old one. And it comes with an extra mixer attachment! I imagine I've put that away for a long time, but we'll see. Easy to turn on and off with one hand, but I can imagine it being less easy than a simple push button for someone with decreased thumb dexterity or mobility. I do wish the lowest speed was slightly lower, but it hasn't caused any splashing or other detriment. The speed adjustment is very smooth and power is abundant. Love the stand, Usb c charge port is solid, battery life is excellent.
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Reviewed in the United States on April 13, 2026
★★★★★ 5
You want this one, for power and quality and saving on AA battery costs
Color: Black
Yes. You want this one, for power and quality and saving on AA battery costs — buy it now. Don’t waste any more time comparing products.
After hours, days, weeks, of researching and comparing, I ordered this one. I do not regret it. It is powerful. It was less than $25 when I bought it. It has a USB charger port and it feels solid in your hand. It has a turn-knob at the top to control the variable speed immersion blender aka milk frother aka wand frother. Charge battery fully for 2hrs before first use and then you’re all set. It works very well. It functioned as expected and then even better. Yes. It exceeded expectations. I hope it lasts a long time. It feels like it is very well made and high quality. Classiest and best wand frother I have ever owned. And I’ve owned over 3-4 in the past 10yrs.
I got this one at $25 instead of the highest-rated one for $9.99 because those require AA batteries and this frother however is USB-C rechargeable!
So in 1-2 years it will have paid for itself in battery costs alone.
But there’s no price I can put on how enjoyable it is to use this super powerful, super smooth, high quality, wand frother.
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Reviewed in the United States on September 20, 2025
★★★★★ 5
Quality Design
Color: Gray
Excellent frother/mixer
Pros:
- Quality feels premium.
- Plenty of power to mix even with a drink packed with ice and peanut butter. Basically a mini handheld mixer.
- Ease of use is great. I appreciated that this had a longer brother so I can mix drinks in taller cups. Also the grip is fantastic and it is easy very easy to change the speed with just one hand so you can hold the drink with the other.
Longevity - So far it's been holding up and hasn't needed a battery replacement.
Cons:
None so far.
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Reviewed in the United States on December 10, 2025
★★★★★ 5
Highly recommend!
Color: Gray
Love this frother!!! Purchased to replace an Aerolatte that stopped working after a reasonable period of use. Right out of the box, it was charged and ready to go. I’ve been using it daily for about 5 weeks on the same charge it had on arrival and it’s still going strong. Love the variable speed and easy to work with one hand. And this baby can froth! It froths far better than our old Aerolatte. Also love the rechargeable feature so no more AA batteries wasted. This handy kitchen tool makes my morning coffee a true highlight. Highly recommend the Maestri milk frother!
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Reviewed in the United States on February 18, 2026
★★★★★ 5
Best Frother Ever!
Color: Black
Great little frother and very powerful after just one charge. I haven’t charged it since the first day and it is still going strong after 3 weeks. I use it daily for coffee froth, but have used it for mixing other things as well. It works great on mixing drink powders into water and for making salad dressing from scratch. It’s one of the best things I’ve purchased on Amazon for kitchen tools. My old frother ate through batteries and was 1/10th as powerful. This one really is amazing. Great quality heavy duty but still small machine. Extra attachment heads are also a bonus.
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Reviewed in the United States on May 23, 2026