Fire Alarms in Buildings (2.0)

Rather neat (especially the Cerberus Pyrotronics-branded MXL: you don’t see too many of those compared to the Siemens-branded ones (probably because the MXL was sold for a lot longer under Siemens (1998-2013) than CP (1992-1998). Any idea where it & the old devices might have gone to?).

Odd how the pulls are bilingual but the signals are not (unless Siemens for whatever reason doesn’t make bilingual trim plates for the ACEND-series).

I like the way that the panel and devices are mounted in this building. It is super unique and makes the devices stick out, but still looks relatively slick and matches the asthetic of the building (from what I can see).

I didn’t know about the trim plates, either. These horn/strobes have unusual proportions—they’re tall and skinny—, so I expect the trim plates to be popular for retrofit applications. In fact, per the instructions, it seems that a trim plate is required when a 4” backbox is used. I didn’t expect this as the devices look wider in photos than they do in person.

I assume that the devices were disposed of. This university only has one remaining MXL in service (I’ve included photos below); its days are likely numbered, so I don’t think that there would be much reason to keep any parts for replacement purposes.

As far as I can tell, no bilingual option is offered for these horn/strobes. Per the datasheet, the closest match is a separate cover with a “house and flame” symbol.

I agree—it’s a wonderful building with an incredibly creative design. The manner in which the devices are mounted definitely matches (and even enhances) the building’s aesthetic. Last year, I posted photos from another building that has devices installed in a similar manner, albeit with a Notifier system; both buildings were designed by the same architect, Ron Keenberg.

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Typical techs…thought about checking any nearby dumpsters just in case?

Sure, but obviously that’s not the case with us collectors, heh.

Yeah, I noticed that: both interesting that Siemens would include such an option (basically no other manufacturers do: heck not even NAs outside North America make use of that symbol I think) & bizarre that they wouldn’t include an option for bilingual English/French lettering (no Spanish or Portuguese options either like what System Sensor offers with their L-series). I suppose however that whoever replaced the previous signals could have put blank cover plates on the new ACEND-series devices & then custom “FEU/FIRE” stickers on those (which of course would have to be custom-made but they still likely would have worked).

Hope you’re able to save that remaining MXL & those classic electromechanical horn/strobes someday! (since you might have missed a chance to save the other set)

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Building at Minnehaha Falls- Minneapolis, MN

This is a small building that is located in the area around Minnehaha Falls in Minneapolis. It contains a restaurant, an event/party space, and restrooms.

Panel: Some unknown Honeywell Vista fire/burglary combo panel

Notification Appliances: Wheelock HSR horn/strobes, and STR and STRC remote strobes

Pull Stations: Honeywell 5140MPS-1 rebranded Sigcom pull stations

Detectors: System Sensor i3 series smoke detectors, and System Sensor 5000 series mechanical heat detectors

HOLY SMOLY!! MOM GET THE CAMERA

smork alam

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US Bank Tower - Los Angeles, CA

N/A:

  • Edwards EST GCHFWN-S2VMC

Pulls:

  • Honeywell 460s pull (Chrome colored, also some at another building nearby, with red units in the mix)
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Silent Knight Voice Evac, 12 Floor High School. CAN YOU BELIVE THAT!?!?!?!!?!? it’s a renovated office building in Camden NJ

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A very impressive system indeed! You definitely don’t see those every day!

Interesting choice of location…

That fan wouldn’t happen to be there for smoke extraction would it? (heh)

Yeah, the lunch room is in the same area as the panel. The elevators are also across from there, the fan is gone by now since there was a panel swap earlier in 2025.

This is the panel now, Intresting that it has a FFT, Even though its not in NYC.

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Oh, really? They replaced the main FACP but left everything else the way it was? Huh…

The EST Photo was from the 10th floor of this school which is the medical center, which is for the whole entire school district.

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HOLY FUCKING SHIT

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Firecom 8500 ai enhanced?

Oh…. I got a little to excited.

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You noticed the upside-down Edwards/EST WG4-series speaker/strobe, right? (though how that happened & why there are two within mere feet of each other I have no idea)

I wanna say someone once debunked the FACP in that photo being an 8500, but I’m not sure.

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Yes, that’s why I took a picture of it.

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This past weekend me and a friend stayed at the Aloft Boston Seaport District hotel, built in 2015 with a Notifier voice-evacuation system. At the receptionists’ desk I saw something resembling an FDU-80 annunciator, but I’m sure the system itself is an NFS2-3030, being a high-rise hotel. The alarm signals are SpectrAlert Advance SPSV speaker/strobes in red, along with FSP-851 smoke detectors and NBG-12LX pull stations. The hotel room me and my friend stayed in had a white SP speaker and a FSP-951 detector on sounder base, obviously replacing an -851 but using the same base.

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