156T4042A Fireman Switch Kit, Pool Spa Heater Control Switch, Heater Shutoff Switch Compatible with Intermatic T100 Series Mechanical Timer Systems, Prevent Overheating Damage, 10A 250VAC

★★★★★ 4.5 65 reviews

$29.99
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$29.99
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Free shipping Free 30-day returns

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Product details

Management number 221654725 Release Date 2026/05/03 List Price $12.00 Model Number 221654725
Category
  • [Wide Compatibility] Compatible with Intermatic T100 Series mechanical timer systems, including models such as T101, T103, and T104, as well as T101P3, T101P4, T101R3, T101P201, T101P204, T101R201, T104P3, T104P4, T104R3, T104P201, T104P204, and T104R201; also compatible with pool and spa heater control systems that require shutting off the heater before the pump stops for timer-based operation
  • [Heater Protection Function] Functions as a heater shutoff switch by turning off the pool or spa heater approximately 20 minutes before the filter pump stops, helping prevent overheating, thermal shock, knocking, and equipment damage
  • [Reduce Scale Buildup] Optimizes heater shutdown timing to reduce scale and lime deposits caused by high residual heat, helping improve heating efficiency and extend the service life of pool and spa equipment
  • [Durable Construction] Constructed with durable metal contacts and a heat-resistant housing, serving as a reliable pool heater control switch, providing stable conductivity, consistent switching performance, and long-lasting operation in pool heating environments
  • [Easy Installation Design] Includes one 156T4042A fireman switch and two mounting screws. The compact design allows direct installation inside the timer enclosure with simple wiring, ideal for replacement, repair, or system upgrades
Item Weight 1.06 ounces
Manufacturer MUGLFPT
Item model number 156T4042A
Product Dimensions 0.1 x 0.1 x 0.1 inches

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65 ratings | 27 reviews
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