SentriLock vs. Supra

Choosing a hardware partner for an entire MLS or Association requires looking at long-term infrastructure stability. Leading markets are upgrading to SentriLock to gain better physical security manufacturing, double the active battery lifespan, and access native showing software features built right in.

Hardware

Engineered for operational longevity

Legacy systems demand constant battery swaps and separate apps for access logs. SentriGuard® delivers a 10-year active battery and native Bluetooth® verification for unalterable audit trails.

Built to outlast the competition

A decade of power without a single swap

Unalterable access logs to create a secure audit trail

A SentriGuard lockbox frozen over in ice, but still functioning.
Longevity

A decade in the field

Double the operational lifecycle of competing boxes, eliminating costly maintenance calls for staff.

Built with corrosion-resistant, military-grade steel vaults to survive extreme environmental stress.

Issue precise, time-restricted access credentials to out-of-market non-members without hidden platform access surcharges.

Unalterable access logs are verified directly at the lockbox, not through a separate app.

Compare

Compare the core features

Feature comparison
SentriLock
Integrated lockbox and showing platform
Supra
Lockbox hardware produced by Honeywell
Open key compartment and release shackle via Bluetooth®
Access logs
Temporary access via mobile app
Showing notifications
Apple Watch access
Replaceable 10-year battery
Touch-N-Show® (access via NFC)
LPCB-Certified lockbox
Access by Appointment
FlexCodes® for secure temporary access
Homeowner shackle release
Lockbox sharing via agent teams
Agent Safety feature w/ automatic alerts
U.S.-based lockbox assembly
Guaranteed backwards compatibility with previous lockbox generations
NAR-Owned
Consistent, transparent pricing model
Activation fees

Ready to elevate your market's
showing experience?

Connect with our team to see how SentriLock's integrated platform can help streamline workflows, protect property data, and delight your members.

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Note: SentriLock products are provided at the association level. If you are an individual agent looking for a lockbox, please contact your local association directly.
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Lockbox and access support
SentriLock subscriptions and billing records are managed directly through the web version of the SentriKey® Real Estate app.

‍Login > click your profile picture > billing and payments
SentriLock lockboxes are sold and leased exclusively through participating REALTOR® associations and MLS boards. Corporate SentriLock sales does not sell directly to individual agents.

To buy or lease a lockbox, please contact your local association or MLS directly.
If you are a valid SentriKey® user experiencing app issues, please contact our support team below for an access code.

If you are not a registered user, SentriLock cannot issue access codes; please contact the listing agent or their office directly to request access.
Lockbox and access support
SentriLock contracts are established directly with association and MLS executive leadership. If you would like SentriLock in your area, please reach out to your local REALTOR® association or MLS leadership teams to advocate for SentriLock services in your market.
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