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Controls

Controls for Laars heating systems

XSIG 4-20 ma Signal Converter Module
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The XSIG Interface provides the M4 and S8 series controls with the capability of receiving an external Set Point as a 4-20mA signal through an…

4-20 ma Signal - Indoor
S8EXT Staging Control Extension Panel
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Extension module (used with Laars S8) for up to eight additional boiler stages.

1 to 8 Stages - Indoor
S8 Staging Control
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The S8 is the perfect control whenever multiple boiler or chiller stages are required for hydronic heating or cooling applications. The S8 controls…

1 to 8 Stages - Indoor
X-BAC
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Adds BACnet MSTP Capability to Laars M4-LHS Controls 

1 to 4 Stages - Indoor
M4EXT Modulating Control Extension Panel
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Modulating and Condensing / Non-condensing Boiler control 

1 to 8 Stages - Indoor
M4-LHS Modulating Control
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Modulating and Condensing / Non-condensing Boiler control 

1 to 4 Stages - Indoor

Gateway for LAARS Integrated Boiler Control System
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An external, high performance Building Automation multi-protocol gateway that has been preprogrammed for LAARS’ products to various building…
Vari-Prime Control System for NeoTherm and NeoTherm LC
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A variable pump control that, when used in conjunction with a variable speed boiler pump, maintains a user-chosen temperature rise between the inlet…

Variable Pump Control for sizes 285 MBTU/h through 1,700 MBTU/h

Tanks

Tanks for Laars heating systems

Jacketed Standard Tanks
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Specially designed for installations where the peak demands require stored water.

Standard Jacketed ASME and Non-ASME Storage Tanks - Size Range: 80 to 200 Gallons - Indoor
Custom Tanks
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Steel and Stainless Steel. Jacketed, Coat, or Bare. An incredible variety of tanks to suit nearly every application.         …

Size Range: 175 to 5695 Gallons
Chilled Water Buffer Tanks
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Designed to increase water volume capacity, in relation to the chiller capacity.

Chilled Water ASME - Storage Tanks - Buffer Tanks (Size Range: 130 to 1040 Gallons) - Indoor / Outdoor
Hydraulic Separator / Hot Water Buffer Tanks
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The Laars Hydraulic Separator tanks are designed to help reduce short cycling of the boiler system and separate building and boiler circulation.

Size Range: 120 to 860 Gallons - 30" to 48" Diameters Commercial - Indoor
Expansion / Bladder Tanks
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Laars thermal expansion bladder tanks are built with a large service opening to allow the bladder replacement easily and without having to remove the…

Sizes 11 Gallons to 1040 Gallons, Specification Sheet
Hot Water Generator
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Large heating capacity in small spaces make this heater particularly suitable for boiler rooms with low head room.

30" to 48" Tank Diameter

Accessories

Controls, tanks and accessories for Laars heating systems

Racks For Pennant
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Allows stacking of two units in-line without offset. Accommodates venting and piping configurations

All Pennant Sizes: 500-2000 MBH

Parts

Parts
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Locate the correct factory authorized replacement parts here or use our PARTS ID function to identify by product serial number.