The RESIDEO L8148E1265 Aquastat Relay is an immersion-type controller designed for high limit protection and switching relay control of burner and circulator motors. It features a 4-1/2 inch capillary and vertical mount, operating within a high limit temperature range of 180 to 240 degrees Fahrenheit. This relay is suitable for hydronic heating systems, providing precise temperature management and safety.
High limit opens burner circuit only.
Includes accessory terminals for adding a remote low limit controller.
Vertical mount with a 4-1/2 inch capillary length.
Product Highlights
Immersion-type controller combining high limit protection with switching relay control for burner and circulator motors.
Product Information
Standard Information
Brand: RESIDEO
Manufacturer Part Number: L8148E1265
Technical Specifications
Manufacturer
Resideo
Manufacturer Part Number
L8148E1265/U
Catalog Number
L8148E1265
Series
L8148
Application
Line Voltage Circulator Control and Low Voltage Power Supply and Limit Control, May be used with Series 60 Low Limit Control
Mounting Type
Vertical
Capillary Length
4-1/2 Inch
High Limit Temperature Range
180 to 240 Deg F
Max Ambient Temperature
150F with 1.2A 24V Load, 77F with 1.4A 24V Load
Differential Temperature
15 Deg F Fixed
Max Operating Pressure (Immersion Well)
255 PSI
Insulation Depth
1.5 in to 3 in, 38 mm to 76 mm
Frequency
60 Hz
Finish
Gray Enamel
Operating Humidity
0 to 95% RH (Non-Condensing)
Includes
Molex plug for use with vent damper, includes heat-conductive compound.
Switch Action
SPST: High Limit & Circulator
Connection Type
Quick-Connect/Screw
Certifications
UL Listed: File No. MP466, Vol. 13, Sec. 2, Guide No. MBPR2., CSA