HydroQuip 34-0201 Gecko Hi Limit Sensor
HydroQuip 34-0201 Gecko Hi Limit Sensor
HydroQuip Gecko 34-0201 4-Pole 3-Wire Hi Limit Sensor with 1/4" bulb and 14" length for spa temperature protection.
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The HydroQuip 34-0201 Gecko Hi Limit Sensor is designed to provide reliable high-limit temperature protection for spas and hot tubs.
It features a 1/4" bulb and a 14" length, ensuring accurate monitoring of water temperature in your spa system.
This 4-pole, 3-wire sensor is engineered to work seamlessly with compatible Gecko control systems.
By monitoring critical temperatures, it helps prevent overheating and extends the life of your spa equipment.
Its durable construction makes it ideal for use in both residential and commercial spa environments.
The HydroQuip Hi Limit Sensor serves as a dependable replacement part for maintaining safe and efficient operation.
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Customers appreciate the HydroQuip Gecko hi limit sensor for its reliability and easy integration into their spa systems.
Many highlight that it quickly resolved overheating issues and restored safe operation.
The 1/4" bulb size and 14" length are frequently mentioned as a precise fit for compatible Gecko controls.
Users value its durable build and trust it as a long-term replacement part.
Overall, it’s considered an essential safety component for maintaining spa performance and protection.
- Sensor Type: 4-pole, 3-wire hi limit sensor
- Bulb Size: 1/4" diameter for precise monitoring
- Length: 14" for accurate temperature detection
- Function: Protects spa systems by preventing overheating
- Compatibility: Works with Gecko spa control systems
- Durability: Built for long-lasting performance in spa environments
• • Application: Suitable for both residential and commercial spas
- Brand: HydroQuip
- Model / Part #: 34-0201
- Product Type: Hi Limit Temperature Sensor
- Bulb Size: 1/4 inch
- Length: 14 inches
- Configuration: 4-pole, 3-wire
- Power Rating: 3W
- Shipping Dimensions: 4 x 4 x 4 inch
- Weight: 1 lb
- Includes: 1/4 inch bulb
- Minimum Sell Quantity: 1
What is the purpose of a hi limit sensor in a spa system?
It prevents the spa from overheating by shutting down the heater if the water temperature exceeds safe limits.
Is this HydroQuip hi limit sensor compatible with all Gecko systems?
It is designed for use with Gecko control systems; check your spa model to confirm compatibility.
How often should hi limit sensors be replaced?
Replacement is recommended if the sensor fails, shows wear, or the spa experiences overheating issues.

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