Smart-Home Inspections: Testing Tech Before Buying in Claremont

A general home inspector will tell you about the roof, the panel, the plumbing, and the water heater. What they will not do — and are not expected to do — is sign into a thermostat, test whether a camera still belongs to somebody else, or confirm that a monitoring contract exists. Connected equipment sits in a gap between the standard inspection and the disclosure package, and buyers who do not close that gap themselves close escrow owning devices they cannot control.

This is the diligence pass. It extends the smart-home guide, and it is the buyer-side companion to the conveyance and transfer guide, which sets out what should stay and how control is supposed to hand off.

Start with the paperwork, not the devices

Two questions answered in writing early are worth more than an hour of poking at hardware.

WHAT IS LEASED, FINANCED, OR SUBSCRIBED? Monitored alarm plans, camera storage subscriptions, and occasionally the control panel itself are services and agreements rather than fixtures. A leased panel is not the seller's to convey, and a monitoring contract has its own cancellation terms. Ask for the provider name and the account status for anything with a monthly fee behind it.

WHAT IS THE SELLER REPRESENTING AS STAYING? Get it named. Mounted equipment generally reads as a fixture, but assumption is exactly how closing-week disputes start. If a device matters to you, put it in the offer by name rather than trusting that it looked permanent.

The walkthrough list

Do this during the inspection window, ideally while the inspector is working, so anything that needs a professional opinion can get one.

• Count the physical access items. Keys, garage remotes, keypads, gate fobs. Count them against what the seller says was originally issued. An uncounted remote is an unaccounted key — the garage and gate guide covers why this one is so often missed.
• Operate every smart lock and every keypad. Lock, unlock, and check the battery condition. Ask how many user codes exist and who holds them.
• Cycle the thermostat. Call for heat and for cooling and confirm the system responds. A thermostat is the one smart device whose failure is also an HVAC question, and that belongs to the inspector.
• Look for equipment, not just interfaces. Where does internet service enter the house? Where is the router, and is there a hub, a network panel, or a stack of small boxes in a closet? Concealed equipment is normal; unfindable equipment is a problem you inherit.
• Identify every camera and recording device, inside and out. Note which ones are wired and which are battery, and ask what happens to the stored footage. Also settle whether anything is recording you while you tour — the disclosure and consent framework, including California's requirement that all parties consent to recording a confidential conversation, is in the camera and privacy guide.
• Test detection devices. Smoke and CO alarms have code requirements attached and an expiration date on the unit itself. Check ages and confirm they sound.
• Check the network story. Walk the far corners of the property with a phone. Coverage problems are cheaper to learn about before you move furniture, and in older or larger Claremont homes they are common enough to expect.
• Ask about outage behavior. What still works with no power and no internet? Locks, garage, gate, and detection are the four that matter.

The four failure modes worth naming

THE ORPHANED DEVICE. Hardware still bound to the seller's account. It looks fine, it responds to nothing you own, and for a lock or camera it is a genuine security problem rather than an inconvenience.

THE UNDOCUMENTED HUB. A house full of devices that all depend on one box in a closet nobody mentioned, with a password nobody wrote down. When it fails, the house does not degrade gracefully — a set of switches stops working.

THE DEAD BATTERY FLEET. Sensors that have not been armed in years. They will pass a visual inspection and fail the first time they are needed.

THE SILENT SUBSCRIPTION. A camera that stops recording thirty days after closing because the plan lapsed, or a monitoring agreement that keeps billing somebody. Neither is discovered at the time it happens.

What to ask the seller in writing

Keep it to a short list your agent can send: which devices stay; which are leased, financed, or under a monitoring or storage plan; where hubs and network equipment are located; whether original hardware that was replaced is still in the house; and confirmation that everything staying will be factory-reset and removed from the seller's accounts before closing. That last item is the one that fails most often, and asking for it in advance is far easier than chasing it afterward.

Day one, regardless of what you were told

Rekey the physical locks. It is standard practice and there is no reason to treat digital access differently: reset every device, create new accounts, set new codes, and confirm the previous owner is no longer a member of any shared home in any app. Change the garage keypad code. Cancel or assume every subscription deliberately rather than by default.

Then write it down while it is fresh. The inventory you build in the first week is the document you will hand to the next buyer, and the households that hold onto it are the ones whose sale goes smoothly later — a point the buyer preference guide makes from the other side of the transaction.

None of this is legal advice, and anything hardwired belongs to a licensed electrician rather than to a curious buyer with a screwdriver.

Anthony Grynchal has been licensed in California since November 2009. Test the technology the way you test the oven: during the inspection window, while you still have room to ask for something.