As buildings age and safety requirements change, facility teams are under increasing pressure to make sure life-safety systems remain reliable. Nowhere is this more important than at elevator openings, where fire and smoke migration can pose a serious threat to occupants, and can delay emergency response. Elevator fire + smoke curtain systems play an important role in building protection, but without regular inspection, maintenance, and timely upgrades, their performance and availability can suffer.
To help extend service life and reduce costly replacements, Smoke Guard’s new M200/M400 Mod Kit offers a retrofit solution. Compatible with Smoke Guard elevator smoke curtain systems installed as far back as 2005, the Mod Kit makes it possible to upgrade aging components, such as motors, controllers, and battery backup, without removing the existing housing or curtains. It keeps smoke protection systems fully functional with minimal impact on building operations, including eliminating the need for often costly and disruptive modifications to surrounding wall finishes, ceilings and even elevator entrance frames.
Why Routine Inspection and Maintenance Matter
Elevator smoke curtains are designed to deploy in a timely manner in the event of a fire or smoke event, but like any active system, they require consistent maintenance for reliable performance and equipment availability. Over time, even minor issues can disrupt deployment. Motors may lose torque, sensors may drift out of calibration, and batteries may lose capacity.
If left unaddressed, these issues may prevent the curtain from fully deploying or retracting, compromising the building’s smoke control strategy and guest safety. Regular inspection routines, including hands-on deployment tests, visual checks of relevant systems, battery load tests, and controller diagnostics, help catch small problems early, keeping systems compliant and operational while minimizing long-term risk.
Retrofit When It Counts
When inspections uncover components nearing the end of their service life, full system replacement may seem necessary. However, the M200/M400 Mod Kit provides a more efficient path forward. Rather than utilizing the disruptive process of demolishing and reinstalling equipment, facility teams can retrofit existing M200 and M400 systems with Smoke Guard’s upgraded M400B components in a timely and cost effective manner.
The kit includes a new motor and controller, a high-capacity full function battery backup system that supports up to 10 hours of powered operation and an enhanced LED diagnostic interface for simplified servicing; all while leaving the original housing and smoke curtain intact.
Why Choose the M200/M400 Mod Kit from Smoke Guard
The Mod Kit’s advantages extend beyond the hardware. Because it’s field-installable, owners can avoid disruption to interior finishes or elevator lobby aesthetics and each kit is backed by a one-year warranty and Smoke Guard’s expert technical support.
For building owners and facility managers focused on sustainability, cost efficiency, and occupant safety, the M200/M400 Mod Kit offers a reliable solution that extends product life, reduces material waste, and maintains curtain performance with minimal downtime and virtually no impact to the surrounding lobby finishes.
Contact our team at 1-800-574-0330 to learn how this upgrade can keep your elevator’s smoke curtain system running smoothly.