Honeywell #L7224U1002 Oil Electronic Aquastat Controller
Part # L7224U1002 SKU 908236
$279.69
Only 3 left
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About this part
The Taco SR503-4 is a 3-zone switching relay with priority for hydronic heating systems. It provides simplified wiring, external diagnostic lights, and contractor-friendly PC board layout for controlling circulators in zoned applications. The relay supports both cold start and tankless coil boilers and includes an isolated end switch.
- 3 zones with priority
- 120 VAC input, 15 amp combined load
- Isolated end switch, fuse protected
- Front diagnostic lights and switchable priority
- Compatible with conventional and programmable thermostats
- UL listed, 100% factory tested
Specifications
- Brand
- Taco
- Part number
- SR503-4
- SKU
- 163894
- Category
- Controls & Regulators
- Shipping weight
- 4 lb
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