Lochinvar FTX400
The Lochinvar FTX400 is a Up to 98% thermal commercial boiler with a 399,000 BTU/hr BTU output, part of the Lochinvar FTXL Fire Tube (Commercial) line. GasBoilers.ca installs, repairs, and maintains the FTX400 across Greater Vancouver — Red Seal–certified, TSBC-licensed, same-day repair available. Call 604-359-1081.
Lochinvar FTX400 overview
The FTXL is Lochinvar's light-commercial fire-tube condensing boiler, reaching up to 98% thermal efficiency in a compact floor-mount footprint. It supports flow rates from 10 to 150 GPM with SMART SYSTEM controls and CON·X·US remote connectivity.
Up to 98% thermal
Efficiency
399,000 BTU/hr
BTU Output
Up to 10 years
Warranty
FTX400 specifications
| Model | Lochinvar FTX400 |
| Series | FTXL Fire Tube (Commercial) |
| Type | commercial |
| BTU Output | 399,000 BTU/hr |
| Efficiency | Up to 98% thermal |
| Warranty | Up to 10 years |
| Origin | United States |
| Best for | Entry light-commercial loads |
FTXL Fire Tube (Commercial) features
Lochinvar FTX400 services we provide
All work by licensed BC gas-fitters — TSBC-certified.
FTX400 Installation
Permit, sizing, venting, gas, commissioning.
From $12,000
FTX400 Repair
Error code diagnosis, parts, full repair.
From $289
FTX400 Maintenance
Annual tune-up — required for warranty.
From $259
FTX400 Replacement
Upgrade an older unit. Rebate-eligible.
From $12,000
Emergency Service
Same-day no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Warranty Service
Authorized warranty repairs for Lochinvar.
Warranty-covered
Lochinvar FTX400 — frequently asked questions
How much does Lochinvar FTX400 installation cost in Vancouver?
Lochinvar FTX400 installation starts from $12,000 in Greater Vancouver, including permit, code-compliant venting and gas piping, removal of the old unit, and full commissioning. Final pricing depends on your existing system and a heat-loss calculation. Call 604-359-1081 for a free quote.
What size is the Lochinvar FTX400?
The Lochinvar FTX400 has a heating output of 399,000 BTU/hr BTU, with Up to 98% thermal efficiency. It is best suited to entry light-commercial loads.
Do you repair the Lochinvar FTX400?
Yes. We diagnose and repair the Lochinvar FTX400 — error codes, ignition faults, no-heat, leaks, low pressure, and sensor issues — from $289. Our technicians are factory-trained on Lochinvar FTXL Fire Tube (Commercial) units and carry common parts on the truck.
How often should the Lochinvar FTX400 be serviced?
Lochinvar recommends annual maintenance to keep the FTX400 efficient, safe, and within warranty (up to up to 10 years). Our maintenance service starts from $259.
Lochinvar FTX400 service across Greater Vancouver
We service the FTX400 in every major Greater Vancouver city.
Other Lochinvar FTXL Fire Tube (Commercial) Models
Book Lochinvar FTX400 service today
Same-day repair available · Free installation quotes · Licensed gas-fitters