Description
The Honeywell L8124A1007 Triple Aquastat Relay provides precise temperature and burner control in oil-fired hydronic heating systems. Operating at 120 VAC, this vertical-case relay combines high-limit, low-limit, and circulator control functions in one compact, reliable device.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Honeywell |
| Category |
HVAC Controls |
| Part Number |
L8124A1007 |
| Subcategory |
Aquastat Relay |
| Type |
Triple Aquastat |
| Application |
Oil-Fired Hydronic Heating Systems |
| Voltage Rating |
120 VAC |
| Frequency |
60 Hz |
| Control Functions |
High Limit, Low Limit, Circulator Control |
| Mounting Orientation |
Vertical Case |
| Insertion Length |
3 in. Temperature Probe |
| Switch Type |
SPST and DPST Integrated Relays |
| Temperature Range (High Limit) |
Typically Adjustable 140°F–240°F |
| Temperature Range (Low Limit) |
Typically Adjustable 110°F–220°F |
| Differential Adjustment |
10°F–25°F (Adjustable) |
| Case Material |
Metal |
| Operating Voltage to Thermostat |
24 VAC Output |
| Electrical Connection |
Screw Terminals |
| Dimensions (in.) |
6 1/8 H × 4 3/8 W × 3 1/16 D |
| Mounting Type |
Immersion Well |
| Enclosure Rating |
Indoor Use |
| Compatible Fuels |
Oil |
| Weight |
3.00 lbs |
Information About L8124A1007
The L8124A1007 is part of Honeywell’s renowned Aquastat line, specifically engineered for oil-fired hydronic systems requiring integrated temperature and circulator management. This triple-function control maintains boiler temperature, activates the circulator, and controls burner operation to optimize system efficiency and safety. Designed for vertical mounting, it includes a 3-inch immersion sensing element for accurate temperature monitoring and reliable heat response. Its durable metal housing, easy terminal access, and adjustable high/low limit settings make it a trusted choice for residential and commercial boiler applications.
Key Features:
- Triple Aquastat Functionality: Combines high-limit, low-limit, and circulator control in one compact relay unit.
- Precision Temperature Regulation: Maintains accurate boiler water temperature for efficient heating system performance.
- Integrated Burner and Circulator Control: Coordinates system components to prevent overheating and improve fuel economy.
- Vertical Case Design: Space-efficient configuration suited for standard vertical immersion well installations.
- Adjustable Temperature Limits: Allows fine-tuning of high and low temperature settings with differential control for customized operation.
- Durable Construction: Rugged metal enclosure ensures long service life and protection against mechanical wear.
- Simplified Wiring: Screw terminal connections provide easy installation and maintenance access.
- Oil Application Specific: Designed for use in oil-fired hydronic boiler systems for dependable performance in demanding environments.
The L8124A1007 delivers the reliability and precision required for efficient temperature management and safe operation in oil-fired heating systems.
