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Honeywell L8148E1299 High Limit Aquastat Circulator Relay
- Regular price
- $622.00
- Sale price
- $622.00
- Regular price
-
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Product Description P/N: L8148E1299
Description
The Honeywell L8148E1299 is an advanced Aquastat relay designed to regulate fluid temperatures in hydronic heating systems. This high-limit controller expertly coordinates the operation of the circulator pump and gas burner based on precise boiler water temperatures. It is engineered to maximize thermal efficiency and prevent dangerous overheating conditions in residential and commercial boilers.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Honeywell |
| Category | HVAC & Refrigeration |
| Part Number | L8148E1299 |
| Subcategory | Aquastat Relays |
| Controller Type | High Limit and Circulator Relay |
| Voltage | 24V AC Thermostat / 120V Line |
| Mounting | Direct Boiler / Immersion Well |
| Sensing Element | Liquid-Filled Bulb |
| Weight | 2.10 lbsg |
Information About L8148E1299
The L8148E1299 is an electromechanical control hub built to streamline complex boiler automation. It relies on a liquid-filled sensing bulb to monitor water temperature, utilizing rapid-response internal switches to actuate HVAC hardware exactly when thermal setpoints are crossed. Designed to integrate securely onto the boiler jacket or directly into an immersion well, this relay simplifies field wiring through an organized internal terminal block. It provides essential high-limit protection by cutting burner power immediately if boiler temperatures exceed safe operational parameters.
Key Features:
-
High-Limit Protection: Prevents boiler damage by disabling the burner if fluid temperatures exceed programmed thresholds.
-
Burner and Pump Coordination: Synchronizes circulator and burner activity to maximize hydronic heating efficiency.
-
Liquid-Filled Sensor: Utilizes a highly responsive thermal bulb to monitor boiler water temperatures accurately.
-
Adjustable Setpoints: Allows technicians to calibrate thermal limits precisely via an intuitive internal dial.
-
Organized Wiring Hub: Features clearly labeled terminal blocks to streamline electrical connections and maintenance.
-
Immersion Well Mounting: Attaches securely to standard boiler fittings to ensure direct, accurate fluid sensing.
The L8148E1299 delivers the reliability and precision required for strict boiler temperature regulation and hydronic system safety.
Description
The Honeywell L8148E1299 is an advanced Aquastat relay designed to regulate fluid temperatures in hydronic heating systems. This high-limit controller expertly coordinates the operation of the circulator pump and gas burner based on precise boiler water temperatures. It is engineered to maximize thermal efficiency and prevent dangerous overheating conditions in residential and commercial boilers.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Honeywell |
| Category | HVAC & Refrigeration |
| Part Number | L8148E1299 |
| Subcategory | Aquastat Relays |
| Controller Type | High Limit and Circulator Relay |
| Voltage | 24V AC Thermostat / 120V Line |
| Mounting | Direct Boiler / Immersion Well |
| Sensing Element | Liquid-Filled Bulb |
| Weight | 2.10 lbsg |
Information About L8148E1299
The L8148E1299 is an electromechanical control hub built to streamline complex boiler automation. It relies on a liquid-filled sensing bulb to monitor water temperature, utilizing rapid-response internal switches to actuate HVAC hardware exactly when thermal setpoints are crossed. Designed to integrate securely onto the boiler jacket or directly into an immersion well, this relay simplifies field wiring through an organized internal terminal block. It provides essential high-limit protection by cutting burner power immediately if boiler temperatures exceed safe operational parameters.
Key Features:
-
High-Limit Protection: Prevents boiler damage by disabling the burner if fluid temperatures exceed programmed thresholds.
-
Burner and Pump Coordination: Synchronizes circulator and burner activity to maximize hydronic heating efficiency.
-
Liquid-Filled Sensor: Utilizes a highly responsive thermal bulb to monitor boiler water temperatures accurately.
-
Adjustable Setpoints: Allows technicians to calibrate thermal limits precisely via an intuitive internal dial.
-
Organized Wiring Hub: Features clearly labeled terminal blocks to streamline electrical connections and maintenance.
-
Immersion Well Mounting: Attaches securely to standard boiler fittings to ensure direct, accurate fluid sensing.
The L8148E1299 delivers the reliability and precision required for strict boiler temperature regulation and hydronic system safety.
