Protection You Can Trust.
Peace of Mind You Can Feel.
Meet Sentinel by Northstead — a simple, reliable way to help protect your home and the people who matter most.
★★★★★ Trusted protection designed for everyday homes
Statistics From The Press
Simple Protection. Serious Peace of Mind.
Professional-Grade Sensors & Lifetime Guarantee
How It Works
Plug in
Any standard outlet. No wiring, no batteries.
See levels
Real-time CO and gas readings on the digital display.
Stay Safe
Get alerted early before symptoms start.
FREE SHIPPING
90 DAY MONEY-BACK GUARANTEE
REAL-TIME PROTECTION
Know Before It's Too Late
Most detectors wait until 70 ppm to alarm. By then, you've been exposed for hours. Haven shows levels starting at 0 ppm so you see danger rising, not after it's too late.
Protect What Matters Most
Limited Launch Offer Available Now
SENTINEL vs. Cheap Detectors
"Our old detector showed green for years. Haven showed 41 ppm in our basement the first day. Bought 3 more to protect our kids."
David Lois
PROTECT YOUR HOME
One Home. Multiple Rooms. Complete Peace of Mind.
Build the protection setup that fit your home. Most homes need 3-6 units for full coverage.
You Can't Smell It.
You Can't See It.
But Now You Can.
Join 2+ million american homeowner & ditch your old detector to save your family.
Your Home. Your Family. Protected.
At Northstead, we believe safety should feel simple, dependable, and part of everyday life.
We create thoughtfully designed products that help people feel more confident in the places they call home.
Free Shipping
Get all orders with free international shipping. You’ll get it quick.
90 Day Free Risk Trial
Try it risk-free. Full refund if you're not satisfied.
Life Time Warranty
Fails in 5 years? 10 years? We replace it. Free.
