JANDY HI-E2 EXHAUST VENT LIMIT SWITCH - R0309000

SKU: R0309000
Regular price $17.10

The Jandy Hi-E2 Exhaust Vent Limit Switch (R0309000) is a critical safety component that pool service professionals rely on to protect Hi-E2 heater systems from dangerous overheating. This OEM replacement part ensures your commercial installations meet safety standards while preventing costly callbacks and liability issues.

Professional Service Benefits

Designed for pool service contractors who demand reliability, this single-use safety switch prevents burner operation when vent temperatures exceed safe limits (100°F-140°F range). The compact design fits perfectly on the vent diffuser above the combustion blower, making replacement straightforward for licensed technicians. Proper installation protects against carbon monoxide exposure and maintains heater warranty compliance.

Why Pool Contractors Choose MT Pools

MT Pools understands that heater safety components can't wait. Our superior customer service ensures you get genuine OEM parts with fast shipping to keep your service calls on schedule. With our B2B wholesale pricing and daily recurring customer support, you maintain healthy profit margins while delivering professional results.

Frequently Asked Questions

Which Jandy Hi-E2 heater models use the R0309000 limit switch?

The R0309000 is compatible with Jandy Hi-E2 models 220 and 350, including variations like HiE220, HiE2220, Hi-E220, HiE350, HiE2350, Hi-E2350, EHE220, and EHE350.

Can the R0309000 limit switch be reset after activation?

No, this is a single-use, non-resettable safety switch. Once activated, it must be replaced to restore heater operation, ensuring maximum safety protection.

What warranty coverage does MT Pools provide on this part?

MT Pools provides 90-day warranty coverage on the R0309000 replacement part from retail purchase, backed by our superior customer service and technical support.

How can technicians verify the switch function during service?

Licensed contractors can check switch function using voltage probes at point 9 (brown wire) or gas valve terminal 10 for proper electrical verification during service calls.

Order Your OEM Parts Today

Keep your service van stocked with genuine Jandy safety components. MT Pools delivers the reliability and support pool professionals need to maintain their reputation for quality service.

• OEM Jandy part number R0309000 for Hi-E2 heaters
• Compatible with Hi-E2 models 220 and 350 (all variations)
• Single-use safety switch - non-resettable design
• Monitors vent temperatures from 100°F to 140°F
• Installs on vent diffuser above combustion blower
• Compact 6 x 4 x 6 inch dimensions, 0.32 oz weight
• Protects plastic vent materials from overheating
• Interrupts burner operation when temperature exceeds limits
• Prevents carbon monoxide exposure hazards
• 90-day warranty coverage on replacement parts
• Electrical verification possible at point 9 or terminal 10
• Professional installation required by licensed contractors