Triangle Tube CCRKIT19 Challenger Pressure Switch Assembly
For Low Water Cut-Off – Models CC85, CC105, CC125
Product Overview
The Triangle Tube CCRKIT19 is the genuine OEM Pressure Switch Assembly for Low Water Cut-Off (LWCO) protection on Challenger boilers. This assembly ensures safe boiler operation by preventing firing under low-water conditions, protecting the heat exchanger and overall system.
⚠️ Important Note:
Triangle Tube has ceased operations. Due to the lack of manufacturer support, all Triangle Tube parts are covered by a 30-day warranty only. No exceptions will be made beyond this period.
All sales are final after 30 days. Customer assumes all responsibility for proper part selection and installation.
The pressure switch includes a Huba Control 505.91531 pressure sensor, which activates at 0.4 Bar, operates at 5 VDC, and has a -5% ratio. The sensor is also associated with part numbers 50591531 and 2T85.
✅ Key Features
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✔️ Genuine OEM Triangle Tube replacement assembly
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✔️ Provides Low Water Cut-Off protection for safe boiler operation
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✔️ Accurate pressure sensing with Huba Control sensor
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✔️ Compatible with Challenger CC85, CC105, and CC125 models
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✔️ Includes Huba Control pressure sensor 505.91531 / 50591531 / 2T85
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✔️ Easy installation
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✔️ Non-cancellable and non-returnable
🔧 Kit Includes
🔥 Compatible Boiler Models
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Challenger CC85
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Challenger CC105
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Challenger CC125
📊 Specifications
| Specification | Details |
|---|
| Part Number |
CCRKIT19 |
| Type |
Pressure Switch Assembly |
| Function |
Low Water Cut-Off Protection |
| Compatible Boilers |
CC85, CC105, CC125 |
| Sensor Pressure Activation |
0.4 Bar |
| Sensor Voltage |
5 VDC |
| Sensor Ratio |
-5% |
| Sensor / Control |
Huba Control 505.91531 / 50591531 / 2T85 |
| OEM |
Yes – Genuine Triangle Tube |
| Return Policy |
Non-cancellable, non-returnable |
⚠️ Common Symptoms of a Failing Pressure Switch
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Boiler fails to fire due to low water cut-off
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Erratic lockouts or system shutdowns
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False low-water warnings
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Inconsistent boiler operation or modulation
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Safety system preventing burner ignition
❓ FAQ
Q: How do I confirm this part is correct for my boiler?
A: CCRKIT19 is compatible with Challenger CC85, CC105, and CC125 boilers.
Q: Does this include the pressure sensor?
A: Yes, the assembly includes the Huba Control 505.91531 / 50591531 / 2T85 sensor, which activates at 0.4 Bar and operates at 5 VDC.
Q: Is this item returnable?
A: No, this part is non-cancellable and non-returnable.
Q: Is this an OEM part?
A: Yes, CCRKIT19 is a genuine Triangle Tube replacement.
🛒 Shopping Tips
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Confirm your boiler model before ordering.
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OEM replacement parts ensure safe and reliable operation.
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Since this part is non-returnable, double-check model compatibility.
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Inspect your old pressure switch for wear or damage to prevent future lockouts.
