Jandy Regulator Stepdown Hi-E2, Replacement Kit | R0337300
Jandy lists R0337300 for Hi-E2 220 and 350 heaters in the 2026 parts catalog.
Match the rating-plate model, serial number, fuel and installed configuration before ordering. A shared Hi-E2 name does not establish interchangeability with other heater families or every revision.
Match the rating-plate model, serial number, fuel and installed configuration before ordering. A shared Hi-E2 name does not establish interchangeability with other heater families or every revision.Compatibility and ordering
Jandy R0337300 is the regulator stepdown. Jandy lists R0337300 for Hi-E2 220 and 350 heaters in the 2026 parts catalog. Match the rating-plate model, serial number, fuel and installed configuration before ordering. A shared Hi-E2 name does not establish interchangeability with other heater families or every revision. Heater installation and service require a qualified pool-heater professional. Follow the exact unit instructions, isolate power and gas before service, and never bypass a safety control.Product FAQs
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Description
Description
Jandy · R0337300
Regulator Stepdown
Jandy R0337300 is the regulator stepdown identified in the manufacturer parts documentation.
Check the application
Jandy lists R0337300 for Hi-E2 220 and 350 heaters in the 2026 parts catalog.
Match the rating-plate model, serial number, fuel and installed configuration before ordering. A shared Hi-E2 name does not establish interchangeability with other heater families or every revision.
Service guidance
Heater installation and service require a qualified pool-heater professional. Follow the exact unit instructions, isolate power and gas before service, and never bypass a safety control.
Specifications
Specifications
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SKU
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Product Type
Product Warranty
Product Warranty
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