Fridge Backup
Food Security
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Built to Last 20+ Years
8,000 Cycles to 80%
Reliable Backup Power
Fridge, CPAP & WiFi
Instant UPS Switchover
<15ms
Sleep-Friendly Quiet Operation
Solar-Ready for Extended Outages
Up to 550W MPPT
5-Year Warranty
Built to Fit Your Home
Most home backup systems are bulky boxes that force you to make space.
Sierro is built to fit your home by reducing overall volume — not just thickness.
No installation required. It fits on or behind your fridge, under your desk for WiFi, or under the bed for CPAP.
Protecting What Matters Most
CPAP Backup
Sleep & Health
WiFi, NAS and PC
Connectivity
Aquarium Backup
Pet Life Support
Overnight Peace of Mind
With 1kWh and 2kWh of just-right capacity, Sierro keeps essentials running through the night—your fridge, CPAP, and WiFi. No rationing. No anxiety. Just a normal night, even when the grid is down.
How Long Will It Run?
Estimated runtime for essential appliances.
Device
SIERRO 1000
1kWh
SIERRO 2000
2kWh
Lights10W
59 hrs
119 hrs
Fish Tank50W
16 hrs
32 hrs
CPAP60W
14 hrs
27 hrs
TV110W
8 hrs
15 hrs
Fridge<= 22 cu. ft.150-250W
15-20 hrs
30-40 hrs
Fridge> 22 cu. ft.200-350W
-
20-30 hrs
Microwave1000W
-
2 hrs
NAS Server30W
25 hrs
51 hrs
Wi-Fi Router10W
59 hrs
119 hrs
Smart Phone10W
90 charges
180 charges
Laptop60W
16 charges
32 charges
Desktop Computer200W
4 hrs
9 hrs
FusionCore™ Tech & Industrial-Grade LFP
20+ Years of Reliable Power
Rated for 8,000+ cycles — delivering 2× the lifespan of standard power station.
Battery Technology
Industrial-Grade Energy
Industrial-Grade Energy
Designed for Homes
Sierro is built on a simple belief: reliable energy shouldn’t be a luxury. We bring industrial-grade LFP technology — normally used in large-scale energy systems — into a compact home backup.
FusionCore™
Smarter integration for a safer, smaller, and rock-steady system.
Built for Living
Utility-grade cells mean longer life and consistent power for years.
Cell Design
Built to Last
Built to Last
20+ Years of Daily Use
Built with industrial-grade LiFePO₄ cells for superior stability and thermal safety.
Tested for high-temperature operation, Sierro is safe to live with—from the fridge to the bedroom. Certified, monitored by PowerSense™, and designed for long-term home use.
8,000+ Cycles to 80% Capacity
Delivers 20+ Years of Use
SIERRO 1000 & 2000 Series
8000
Battery Cycles
Others
4000
Battery Cycles
Longevity
Uncompromising Safety, Inside & Out.
True reliability means surviving both internal heat and external hits. We engineered Sierro to exceed the strictest industry standards, ensuring it’s safe enough for your bedroom and tough enough for the real world.
Feature
Designed for Everyday Safety
Industrial-grade LiFePO₄ cells deliver stable, thermally safe power—monitored by PowerSense™ and safe to live with, from the fridge to the bedroom.
Feature
Rugged & Impact-Ready
Certified to rigorous UL & UN impact standards, Sierro is engineered to withstand accidental drops and rough handling.
Swipe to see more
Versatile Charging
Instant Auto-Switch UPS
When the grid goes down, Sierro switches instantly—in under 15 milliseconds.
Your refrigerator, CPAP, WiFi router, NAS, and computer stay on without interruption, protecting sensitive electronics from resets or hard shutdowns.
Performance
Sleep-Friendly Silence
Designed for the quietest spaces in your home, Sierro operates at under 25dB during typical essential loads—quiet enough for bedrooms, home offices, and overnight CPAP use.
Smart App
Real-Time Outage Alerts & Control
When the grid goes down, Sierro notifies you instantly. Monitor battery level, real-time runtime estimates, and get alerts when backup starts — or when battery drops below 20%, so you stay in control even when you’re away.
Alerts
Monitoring
Control
Solar Charging
Recharge Beyond the First Night
Longer outages require more than stored power.
With MPPT solar input up to 300W / 550W and car charging support, Sierro helps extend backup beyond the first night.
* Input charging speed varies by model: 300W for the Sierro 1000 and 550W for the Sierro 2000.
Technical Specifications
Compare detailed specifications between models.
Sierro 1000
1,024Wh
Capacity
~22 lbs
Net Weight
10" x 16.5" x 4"
Dimensions
500W
(Surge 1000W)
(Surge 1000W)
AC Output
AC (Bypass) 500W
AC Power (Charging) 400W
AC Power (Charging) 400W
AC Input
300W
MPPT
LFP (LiFePO4)
Cell Chemistry
8,000 cycles to 80%
Cycle Life
< 15ms
UPS
< 40dB
(<150W: <25dB,
<220W: 35dB)
(<150W: <25dB,
<220W: 35dB)
Noise
5 Years
Warranty
14°F to 104°F
Charge Temperature
14°F to 104°F
Discharge Temperature
5°F to 140°F
Storage Temperature
Sierro 1000
AC Charging Cable
User Manual
Warranty Card
AC Charging Cable
User Manual
Warranty Card
What's in the Box
Sierro 2000
2,048Wh
Capacity
~44 lbs
Net Weight
16" x 19.7"x 4.3"
Dimensions
1000W
(Surge 2000W)
(Surge 2000W)
AC Output
AC (Bypass) 1000W
AC Power (Charging) 1000W
AC Power (Charging) 1000W
AC Input
550W
MPPT
LFP (LiFePO4)
Cell Chemistry
8,000 cycles to 80%
Cycle Life
< 15ms
UPS
< 40dB
(300W: <25dB,
<450W: 35dB)
(300W: <25dB,
<450W: 35dB)
Noise
5 Years
Warranty
14°F to 104°F
Charge Temperature
14°F to 104°F
Discharge Temperature
5°F to 140°F
Storage Temperature
Sierro 2000
AC Charging Cable
User Manual
Warranty Card
AC Charging Cable
User Manual
Warranty Card
What's in the Box
Brand Story
Sierro — The Ridge That Stands.
A ridge doesn’t seek attention. It stands steady, protecting what lies behind it.
That idea defines Sierro.
When power goes out, modern homes don’t need complexity—just backup that is quiet, dependable, and ready in place.
Built by a team with 10+ years of experience in energy and consumer hardware, we design technology that stays where it’s needed—protecting what matters most, small enough to live with you, always there, always ready.
That idea defines Sierro.
When power goes out, modern homes don’t need complexity—just backup that is quiet, dependable, and ready in place.
Built by a team with 10+ years of experience in energy and consumer hardware, we design technology that stays where it’s needed—protecting what matters most, small enough to live with you, always there, always ready.