I have no idea that can I integrate my Raypak Raytherm Hydronic Boiler ?

Yes, you can integrate Raypak Raytherm Hydronic Boiler with your smarthome system. You can also use models below :

BASIC DATA

H-182     181,000  6"
H-260    264,000     7"
H-330     334,000  8"
H-400    399,000  9"

Available Firing Modes

H1     Mechanical modulation, setpoint 150F-210F. Sizes 330-400 only.
H3     2-Stage
H4     On-off
H5     Mechanical modulation, setpoint 110F-170F. Sizes 330-400 only.

Features:

Rugged All-Brass Headers
Resist corrosion, and are easily removed for inspection or service. AB 1953 compliant.  Glass-lined, cast-iron headers and cupro-nickel tubes are available as options.
Finned Copper Tube Heat Exchanger
Single bank, straight through design delivers lowest pressure drop. Integral fins have ten times the heat transfer surface of plain tubes.
82% Efficiency.  Cat I Venting.
Indoor/Outdoor Certified.
Corrosion Resistant Steel
Fittings are brush galvanized against rust. Heat shields are corrosion-resistant steel. Jacket has Polytuf powder coat finish.
24-Volt Controls
Are totally enclosed for protection. Door is easily removed for inspection and service.
Floating Return Header
Immunizes heat exchanger from thermal shock.
Tube Sheet and “O” Ring Construction
Eliminates the repair and maintenance problems associated with rolling tubes directly into a casting.
Interlocking Refractory Panels
With sealed corners, reduces radiation loss.
Stainless Steel Burners
Maintain precise combustion at all firing rates, burns quietly and won’t clog or corrode.
Slide-Out Burner Tray
Allows easy inspection and service.
Spark-to-Pilot Ignition
The most dependable ignition method available.
Available for natural gas only.