Your browser is not supported. For the best experience, you should upgrade to a modern browser with improved speed and security.

LAARS - Compact Gas-Fired Hydronic Boiler 125 MBTU/h Natural Gas

Item: JVS125NDIS
MFR: JVS125NDISU2
  • Fall Promo

Store Inventory

Sign in to see real-time inventory at the stores closest to you.
What’s the price?
Sign in for pricing.

Frequently Bought Together

Best Sellers

Piping Valves & Pumps

About This Product

Product Info

Description

LAARS - The JVS model offers a new attractive and easy-to service jacket. Well-known for its economy, the Mini-Therm has a built-in draft diverter and automatic vent damper to stop your valuable fuel payments from disappearing up the chimney in wasted heat.

Standard Equipment
  • PI Controller
  • Outdoor reset with ratios of 0.4 to 3.6
  • Warm Weather Shutdown (WWSD)
  • Domestic Hot Water Operation (DHW)
  • Indicator lights for power, heat call, DHW call and WWSD
  • Automatic boiler differential
  • Pump pre-purge, post-purge and excercise
  • Codes for sensor errors
  • Venting: built-in draft diverter
  • Design certified/tested by CSA International
  • Natural or propane gas
  • Maximum working pressure: water 30 psi, ASME rated
  • Hydrostatic test pressure at factory: 60 psi
  • 30 psi ASME pressure relief valve
  • Maximum gas supply pressure: Natural 10-1/2" WC; Propane 13" WC
  • Pressure relief valve: capacity in excess of boiler input rating
  • Material specifications per Section IV, ASME Code
  • Headers: cast iron per ASME requirements
  • Tubes: copper with integral formed external fins
  • Main burners: aluminized steel
  • Air supply: natural aspiration
  • Altitudes: 0 - 10,000 ft.
  • Spark to pilot ignition
  • Electrical: 115V-60Hz-1PH less than 12 Amps 24V transformer mounted and wired
  • Pump relay: standard
  • Vent damper and wire harness
  • Blocked vent safety switch (BVSS)
  • Flame rollout safety switch
  • Up to 85% AFUE
LAARS - The JVS model offers a new attractive and easy-to service jacket. Well-known for its economy, the Mini-Therm has a built-in draft diverter and automatic vent damper to stop your valuable fuel payments from disappearing up the chimney in wasted heat.

Available in 50, 75, 100, 125, 160, and 225 MBH Models.

Features:
  • Intermittent spark (JVS) ignition
  • Up to 85% AFUE
  • Unique copper tube and cast iron heat exchanger
  • Outdoor reset and auto set point
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov

Specifications

Weight138 Pounds (lbs)
Width17 Inches (In)
Height29 Inches (In)
Country of OriginUSA
Length28 Inches (In)
AFUE85%
Amps8-15
BrandLAARS
BTU Input125000
BTU Output106000
CompositionCopper
Connection Size1 1/4"
Connection TypeNPT
Cycle/Hertz60 Hz
FinishPowder Coated
Fuel TypeNatural Gas
Gas ConnectionNPT
Gas TypeNatural Gas
Ignition TypeDirect Spark
PhaseSingle
Prop 65Yes
Temperature Range150°F to 220°F (65.5°C to 104.4°C)
Voltage115 VAC
Warranty OfferedYes

Documents

Equipment Part List

Loading...