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Fire Solutions · New installations · For contractors

Fire Alarm Design, Supply & Commissioning for Contractors

CAINtech partners with electrical contractors and GCs on new Siemens Cerberus PRO fire alarm installations across the GTA. We handle design, shop drawings, hardware supply, programming, commissioning, and verification coordination — your crew runs the wire, and your fire alarm number gets sharper.

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On most commercial projects, the electrical contractor owns the fire alarm scope — but not the specialty layer inside it. CAINtech is a Siemens Solution Partner and authorized Cerberus PRO distributor that fills exactly that gap: we design the system to CAN/ULC-S524, produce the shop drawings and calculations, supply hardware direct from Siemens, program and commission the panel, and coordinate independent CAN/ULC-S537 verification — while your electricians run the wire and mount the devices.

Direct

Siemens hardware supply

S524

Design & installation standard

S537

Verification coordinated

CFAA

Certified technicians

What we take off your plate

One fire alarm partner behind your bid

Design & shop drawings

System layout to CAN/ULC-S524, CAD shop drawings, battery and voltage-drop calculations, and complete submittal packages — turned around to meet your construction schedule.

Hardware supply

Cerberus PRO panels and devices as an authorized distributor — local stock plus direct-from-Siemens ordering for less common components, protecting your lead times and your schedule.

Programming & commissioning

Device addressing, panel programming, and commissioning by CFAA-certified technicians. Cerberus PRO auto-configuration and bench pre-addressing shorten the trim-out phase for your crew.

Verification & closeout

We prepare the system for CAN/ULC-S537 verification, coordinate the independent verifier, and hand over AHJ-ready closeout documentation — so occupancy isn’t waiting on the fire alarm.

Siemens Cerberus PRO devices with built-in ISOtechnology isolation

Why Cerberus PRO

The system itself cuts installation labour

Siemens builds short-circuit isolation directly into Cerberus PRO devices — ISOtechnology, standard and at no extra cost. Competing systems need separate isolator modules designed, purchased, mounted, and wired on every loop. On a Cerberus PRO job, those modules — and their backboxes, conduit stubs, terminations, and addressing — simply aren’t on the bill of materials.

→Class X wiring without extra hardware — built-in dual isolation meets NFPA 72 Style 7 / ULC circuit-isolation requirements with no separate isolator modules on X-series devices.
→Forgiving loop wiring — twisted or shielded wire is not required, the loop can share conduit with notification, speaker, and data circuits, no end-of-line devices, and T-taps are permitted on Class B circuits. Less dedicated cable and conduit on the job.
→Polarity-insensitive devices — a reversed pair doesn’t become a callback. Siemens documents this as greatly reducing installation and debugging time.
→Faults locate themselves — on a wire-to-wire short, the panel reports the fault location between two devices. No process-of-elimination troubleshooting on a live schedule.
→ASA detectors resist false alarms — dual optical and dual thermal sensing with selectable profiles rejects steam, dust, and construction debris — fewer nuisance callbacks during the build and after turnover.

Value engineering: same compliance, lower installed cost

On a fire alarm installation, wire, conduit, and installation labour — not the panel — are usually the largest cost drivers. Those quantities are fixed by design decisions made before the first wire is pulled. That’s where we work: send us the spec’d fire alarm design with your tender, and we’ll return a priced, code-compliant alternative wherever we can find real savings.

What does a CAINtech value-engineering review look for?

  • Right-sized panel tier — matched to the actual point count plus realistic growth, not the largest panel in the spec. The Cerberus PRO range scales from compact panels to networked Modular systems, so you pay for the capacity the building needs.
  • Circuit and loop routing that cuts home runs — addressable loop layout planned around the building, reducing wire footage and conduit compared to circuit-heavy designs.
  • Built-in isolation instead of discrete isolator modules — ISOtechnology removes isolator devices, backboxes, and their installation labour from the bill of materials entirely.
  • Listed equivalent substitutions — where the spec allows an “or equal,” we propose Siemens equivalents through the consultant properly, with the documentation to back the substitution.
  • Wiring reuse on retrofits — existing field wiring that passes testing (insulation resistance, continuity, loop limits) can often be reused; cabling is a large share of the original installation cost, and wiring that passes stays. Replacing an end-of-life system? See fire alarm upgrade & migration.

Every proposal stays inside CAN/ULC-S524 and the consulting engineer’s design intent. Value engineering is compliant cost optimization — never corner-cutting.

How it works

01
Send the drawingsPlans, spec, and tender documents — new construction, tenant fit-out, or retrofit.
02
Quote + VE reviewA fixed price on the spec’d design — and where we see savings, a priced value-engineering alternative alongside it.
03
Shop drawings & submittalsCAD drawings, battery and voltage-drop calculations, and submittal packages through the consultant for review.
04
Supply & site supportHardware delivered to site on your schedule, with wiring diagrams and rough-in support for your crew.
05
Program & commissionAddressing, programming, and full commissioning by CFAA-certified technicians once your rough-in is complete.
06
Verification & closeoutIndependent CAN/ULC-S537 verification coordinated, deficiencies cleared, and AHJ-ready documentation handed over.

Frequently asked questions

Can CAINtech handle the fire alarm scope under our electrical contract?+
Yes — that’s the model this page describes. You keep the electrical scope and the physical installation; CAINtech works under you as the fire alarm specialist: design, shop drawings, hardware supply, programming, commissioning, and verification coordination. One accountable fire alarm partner behind your bid instead of three vendors.
Do you provide shop drawings, battery calculations, and submittal packages?+
Yes. CAD shop drawings, battery calculations, voltage-drop calculations, and complete submittal packages are part of the standard scope, prepared to CAN/ULC-S524 and turned around to fit your construction schedule. Submittals are routed through the consulting engineer for review in the normal way.
How does ISOtechnology actually reduce our installation cost?+
Siemens builds short-circuit isolation into Cerberus PRO devices — detectors, manual stations, and modules — instead of requiring separate isolator modules on every loop. Each eliminated isolator is a device, a backbox, a conduit stub, terminations, and addressing your crew never has to install. It also delivers Class X (NFPA 72 Style 7) circuit performance without extra hardware, and when a wire-to-wire short does occur, the panel reports the fault location between two devices instead of leaving your technicians to hunt for it.
Who performs the CAN/ULC-S537 verification?+
Under CAN/ULC-S537, verification must be performed at arm’s length from the installing contractor. CAINtech prepares the system so verification passes cleanly, coordinates a qualified independent verifier acceptable to the AHJ, walks the verification with them, and clears any deficiencies — so the fire alarm never holds up occupancy.
Can existing wiring be reused on a retrofit or panel replacement?+
Often, yes. Siemens documents that existing wiring can frequently be reused with Cerberus PRO devices in retrofit applications, and the loop does not require twisted or shielded cable. We test the cabling first — insulation resistance, continuity, and loop limits — and wiring that passes stays, which matters because cabling is a large share of the original installation cost. For end-of-life replacements, see our fire alarm upgrade and migration service.
What happens after the building is occupied?+
The same team that supplied and commissioned the system supports it: annual CAN/ULC-S536 inspection and testing, parts continuity as an authorized distributor, 24/7 emergency response, and optional cloud monitoring through Siemens Building X. That continuity is a selling point you can pass to your client at handover.

Bidding a job with a fire alarm scope?

Send the drawings and spec. We will provide you with a detailed quote — and wherever we see real savings, a priced value-engineering proposal alongside it.

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