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  • Tekmar 289 Thermostat Control
    TEKMAR
    Tekmar 289 Thermostat Control
    SKU: 289
    Product DescriptionThe Tekmar 289 is a thermostat control designed for efficient temperature regulation in heating systems. It offers precise control for optimal comfort in residential and commercial settings. Installation is straightforward, making it ideal for HVAC professionals looking for reliable solutions. Compatible with various...
    $2,710.71
    $2,710.71
  • Tekmar 294 Smart Boiler Staging Control WiFi 262 274 258 268
    TEKMAR
    Tekmar 294 Smart Boiler Staging Control WiFi 262 274 258 268
    SKU: 294
    Product DescriptionThe Tekmar 294 is a smart boiler control that effectively manages heating operations for up to four boilers. This device is adaptable, allowing for the expansion of additional boiler groups for a total of sixteen. It supports both condensing and non-condensing systems, offering...
    $1,391.58
    $1,391.58
  • Tekmar 294EXP Smart Boiler Expansion Four tN4 Expands Four Boilers up to 16 Boilers 3-wire CommunicationTekmar 294EXP Smart Boiler Expansion Four tN4 Expands Four Boilers up to 16 Boilers 3-wire Communication
    TEKMAR
    Tekmar 294EXP Smart Boiler Expansion Four tN4 Expands Four Boilers up to 16 Boilers 3-wire Communication
    SKU: 294EXP
    Product DescriptionThe Tekmar Controls 294EXP is a smart boiler expansion unit designed to extend the capabilities of the Smart Boiler Control 294. This unit allows for the connection of four boilers, expanding the system up to a total of sixteen boilers utilizing simple three-wire...
    $986.88
    $986.88
  • TEKMAR
    Tekmar 304P Switching Relay - 4 Zones w/ Priority
    SKU: 304P
    Product DescriptionThe Tekmar Controls 304P is a switching relay designed for zoned hydronic heating systems. This model connects up to four thermostats and manages circulators to enhance heating efficiency across multiple zones. Zone one can prioritize heating over others and serves as a heat...
    $398.23
    $398.23
  • Tekmar 305V Zone Valve Control 5 Zone with Priority ABS/Galvanized Steel
    TEKMAR
    Tekmar 305V Zone Valve Control 5 Zone with Priority ABS/Galvanized Steel
    SKU: 305V
    Product DescriptionThe Tekmar 305V is a zone valve control designed for hydronic heating systems. It operates up to five zones and effectively manages heating by connecting to various thermostats. Controls up to five zone valves in a system Includes features for priority heating Constructed...
    $261.15
    $261.15
  • Tekmar 306P Switching Relay 6 Zone 115 VAC
    TEKMAR
    Tekmar 306P Switching Relay 6 Zone 115 VAC
    SKU: 306P
    Product DescriptionThe Tekmar 306P is a switching relay designed to connect up to six thermostats. It regulates circulators for zoned hydronic heating systems, ensuring efficient operation. Zone 1 can have priority over the other zones, which allows for direct heating of an indirect hot...
    $417.60
    $417.60
  • Tekmar 306V Zone Control Valve - 6 Zones w/ PriorityTekmar 306V Zone Control Valve - 6 Zones w/ Priority
    TEKMAR
    Tekmar 306V Zone Control Valve - 6 Zones w/ Priority
    SKU: 306V
    Product DescriptionThe Tekmar Controls 306V is a zone valve control designed to manage up to six zones in a hydronic heating system. It operates zone valves based on signals from thermostats and ensures the system pump activates when a valve opens. Zone 1 can...
    $376.84
    $376.84
  • TEKMAR 335 TN4 ZONE MANAGER SIX ZONE VALVES
    TEKMAR
    TEKMAR 335 TN4 ZONE MANAGER SIX ZONE VALVES
    SKU: 335
    Product Description The Tekmar 335 TN4 Zone Manager is engineered to optimize HVAC system performance by managing up to six zone valves effectively. Designed for seamless integration with HVAC systems. Enhances system efficiency through precise zone valve control. Durable construction for extended reliability and...
    $633.12
    $633.12
  • Tekmar 346 Power Manager - Three Auxiliary Pumps, Four Demands
    TEKMAR
    Tekmar 346 Power Manager - Three Auxiliary Pumps, Four Demands
    SKU: 346
    Product DescriptionThe Tekmar Controls 346 is a power manager designed to integrate non-Tekmar products with a tekmarNet® 4 heating system. It supports systems using third-party thermostats and zoning devices. The unit manages hot water demands effectively, providing inputs for up to four reset water...
    $15.99
    $15.99
  • Tekmar 356 Mixing Control Variable Speed 120VTekmar 356 Mixing Control Variable Speed 120V
    TEKMAR
    Tekmar 356 Mixing Control Variable Speed 120V
    SKU: 356
    Product DescriptionThe Tekmar 356 Mixing Control is a microprocessor-based, variable-speed control unit designed to modulate pump operation to adjust heating supply based on outdoor temperature. Ideal for enhancing efficiency in heating systems while ensuring optimal comfort. Microprocessor PID control for accurate adjustments Includes two...
    $421.71
    $421.71
  • TEKMAR 360 Mixing Control Floating Action Includes Outdoor Sensor & 2 Universal Sensors To Replace 354 229TEKMAR 360 Mixing Control Floating Action Includes Outdoor Sensor & 2 Universal Sensors To Replace 354 229
    TEKMAR
    TEKMAR 360 Mixing Control Floating Action Includes Outdoor Sensor & 2 Universal Sensors To Replace 354 229
    SKU: 360
    Product DescriptionThe TEKMAR 360 is a mixing control designed for outdoor reset operation. This product uses a microprocessor to manage a 24 Volt alternating current floating action valve. It is effective for controlling heating systems and comes equipped with advanced features. Microprocessor-based design enables...
    $708.73
    $708.73
  • Tekmar 374 Universal Reset Control for 2-Mix/2-Stage Boiler, DHW and SetpointTekmar 374 Universal Reset Control for 2-Mix/2-Stage Boiler, DHW and Setpoint
    TEKMAR
    Tekmar 374 Universal Reset Control for 2-Mix/2-Stage Boiler, DHW and Setpoint
    SKU: 374
    Product DescriptionThe Tekmar 374 Universal Reset Control is engineered to optimize HVAC system operations. This advanced microprocessor-based unit offers management for two-stage heating and mixes water temperatures based on external climatic conditions, facilitating energy efficiency and system responsiveness. Precision control of two-stage boiler and...
    $2,013.93
    $2,013.93
  • Tekmar 401 TN2 House Control - HVAC Boiler Control SystemTekmar 401 TN2 House Control - HVAC Boiler Control System
    TEKMAR
    Tekmar 401 TN2 House Control - HVAC Boiler Control System
    SKU: 401
    Product DescriptionThe Tekmar 401 TN2 House Control is an essential component for managing hydronic heating systems. Engineered to interface seamlessly with tekmarNet2 (TN2) thermostats, this device regulates one outdoor reset water temperature and supports Domestic Hot Water and Setpoint operations. It features four embedded...
    $847.12
    $847.12
  • Tekmar 402 TN2 House Control BoilerTekmar 402 TN2 House Control Boiler
    TEKMAR
    Tekmar 402 TN2 House Control Boiler
    SKU: 402
    Product DescriptionThe Tekmar 402 TN2 House Control is an advanced boiler management unit designed to regulate residential and small commercial heating systems. Optimized for hydronic systems, it seamlessly integrates with TekmarNetinchu00ae2 thermostats for efficient control of up to four heating zones. Supports two outdoor...
    $978.66
    $978.66
  • Tekmar 422 V-Jaw Tongue & Groove Pliers 9.5 Inches
    TEKMAR
    Tekmar 422 V-Jaw Tongue & Groove Pliers 9.5 Inches
    SKU: 422
    Product DescriptionThe Tekmar 422 V-Jaw Tongue and Groove Pliers are designed to provide superior grip and control on round stock and tubing. These pliers feature a unique jaw configuration that enhances contact points for robust and precise handling. Optimized for round stock and tubing....
    $21.99
    $21.99
  • Tekmar 440 12" Straight Jaw Tongue & Groove Pliers
    TEKMAR
    Tekmar 440 12" Straight Jaw Tongue & Groove Pliers
    SKU: 440
    his plier is built to last with a PermaLockreg; fastener to eliminate nut and bolt failure patented reinforcing edge to minimize stress breakage and right angle laser heattreated teeth to provide a better longer lasting grip Its versatile strong and durable enough to pass...
    $21.99
    $21.99
  • Tekmar 486 TekmarNet Gateway Cloud Connectivity 5V Replacement 485, 483Tekmar 486 TekmarNet Gateway Cloud Connectivity 5V Replacement 485, 483
    TEKMAR
    Tekmar 486 TekmarNet Gateway Cloud Connectivity 5V Replacement 485, 483
    SKU: 486
    Product DescriptionThe Tekmar 486 TekmarNet Gateway enhances HVAC system management by enabling cloud connectivity along with mobile application integration. Offering a vital link for remote monitoring and control, this product is geared towards improving the efficiency and accessibility of heating systems. Enables remote adjustments...
    $1,111.38
    $1,111.38
  • Tekmar 518 Thermostat One Stage Heat
    TEKMAR
    Tekmar 518 Thermostat One Stage Heat
    SKU: 518
    Product DescriptionThe Tekmar 518 Thermostat provides precise temperature control for one-stage heating applications. Its digital microprocessor technology ensures consistency and accuracy. 24V operation for efficient power use Compatible with single auxiliary sensors Easy to install and operate Product HighlightsEnhances energy efficiency, reduces maintenance costs,...
    $114.66
    $114.66
  • Tekmar 519 Radiant Thermostat One StageTekmar 519 Radiant Thermostat One Stage
    TEKMAR
    Tekmar 519 Radiant Thermostat One Stage
    SKU: 519
    Product DescriptionThe Tekmar 519 Radiant Thermostat is a single-stage thermostat designed for precise temperature control in radiant heating systems. This model, identified by MPN 519, offers ease of use with simple up and down buttons and a display with large type. It ensures comfortable...
    $129.96
    $129.96
  • Tekmar 521 Two Heat or Heat-Cool Programmable ThermostatTekmar 521 Two Heat or Heat-Cool Programmable Thermostat
    TEKMAR
    Tekmar 521 Two Heat or Heat-Cool Programmable Thermostat
    SKU: 521
    Product DescriptionThe Tekmar 521 Two Heat or Heat-Cool Programmable Thermostat is a versatile solution for managing heating and cooling systems. This thermostat supports single-stage heating, two-stage heating with a fan, or combined heating and cooling. It includes the 079 Slab Sensor to measure floor...
    $270.92
    $270.92
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