The Pentair 42002-0025S 140°F Automatic Gas Shut-Off Switch is a genuine OEM replacement component designed for use with Pentair’s Max-E-Therm and MasterTemp series pool and spa heaters. This switch is a critical safety feature that monitors the heat exchanger outlet temperature and automatically shuts off the gas supply if it exceeds 140°F, preventing potential overheating and damage to the heater.
Features
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OEM Quality: Manufactured by Pentair to meet original equipment specifications.
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Automatic Safety Shut-Off: Activates at 140°F to prevent overheating.
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Durable Construction: Made from high-quality materials to withstand pool and spa environments.
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Easy Installation: Designed for straightforward replacement, reducing downtime.
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Compatibility: Specifically designed for Pentair Max-E-Therm and MasterTemp pool and spa heaters.
Benefits
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Enhanced Safety: Protects the heater from potential damage due to overheating.
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Reliable Performance: Ensures consistent operation of the heater’s safety systems.
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Cost-Effective Maintenance: Replacing the shut-off switch is a cost-effective way to maintain the integrity of your pool and spa heating system.
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Long-Lasting Durability: Built to endure the harsh conditions of pool and spa environments, extending the lifespan of your heater.
Verified ownerHappy with the purchase. No complaints.
Verified ownerInstallation was straightforward and performance has been reliable.
Verified ownerBeen using it for a few weeks and it's been solid.
Verified ownerHappy with the purchase. No complaints.
Verified ownerWorks exactly as expected. Installed it quickly and no issues so far.
Verified ownerExactly what I needed. Works great so far.
| Specification | Details |
|---|---|
| Model | 42002-0025S |
| Brand | Pentair |
| Type | Automatic Gas Shut-Off Switch |
| Compatibility | Pentair Max-E-Therm and MasterTemp pool and spa heaters |
| Activation Temperature | 140°F |
| Material | High-quality, corrosion-resistant materials |
| Dimensions | Approximately 1.15″ L × 0.78″ W × 0.52″ H |
| Weight | Approximately 0.2 lbs |
| Installation | Direct replacement during routine maintenance |
| Warranty | Pentair Limited Warranty |
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