ResideoSKU: 156769

Resideo L8148E1265/U Aquastat Relay

$370.34
5.0 (1 review)
In stock (23)

The L8148 Aquastat® Relays are immersion-style hydronic controllers that integrate high limit protection with relay switching for both burner and circulator motors. The high limit function exclusively interrupts the burner circuit.

Shipping policy

Orders placed by 2:00pm EST will ship same day, except on holidays.

More Details

Product overview
  • High limit opens burner circuit only
  • Select models include transformer and accessory terminals for adding a remote low limit controller
  • Case available for horizontal or vertical mounting
  • Requires a 24 Vac thermostat with heat anticipator set at 0.2A
  • TRADELINE models include well adapter, tube of heat conductive compound and range stops
  • 120 VAC
  • 180 to 240 deg F
  • 15 deg F Differential
  • Vertical Mount
  • 1-1/2 to 3 in Insulation Depth
  • 0 to 95% Humidity
Specifications
Manufacturer Part Number L8148E1265/U
UPC 85267055215
Overall Dimensions 4-3/4 in W x 1-1/2 in D x 3-3/4 in H
Material n/a
Domestic or Import n/a
End Style n/a
Type n/a
ADA Compliance n/a
Warning Professional installation required
Standards and Approvals UL Listed (models with well): File No. MP466, Guide No. MBPR | CSA Certified: File No. LR95329-1
Resources
Delivery & Returns

Orders will ship same day if received by 2pm EST.

Upcoming holiday closures: May 25, 2026

All returns are inspected on receipt; credit is issued after condition is confirmed. Credit is issued only for items returned in original, saleable condition after inspection.

FINAL SALE ITEMS ARE NOT ELIGIBLE FOR RETURNS OR EXCHANGES.

Recently viewed products