What are the specs for this Thermostat?

The correct replacement for Tempstar model TEB12K50DCA — OEM | Ships Today is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Tempstar equipment which lists the model number TEB12K50DCA — OEM | Ships Today.

What symptoms indicate I need a new thermostat?

Common symptoms that indicate you need a new thermostat include unusual noises, intermittent operation, complete failure to operate, or visible damage. For specific diagnostic guidance, visit nationalhvacparts.com/pages/hvac-diagnostic.

Is this thermostat compatible with Bryant or Payne systems too?

Many Tempstar parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

Tempstar

Tempstar Low-Temp PTAC Thermostat with Knob for TEB12K50DCA — OEM | Ships Today

Name: Tempstar Low-Temp PTAC Thermostat with Knob for TEB12K50DCA — OEM | Ships Today
Brand: Tempstar
SKU: 1058437-GEN
Price: 47.95 USD
Availability: InStock

SKU: 1058437-GEN Brand: Tempstar

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Overview

This is the OEM low-temperature PTAC thermostat package for the Tempstar TEB12K50DCA, including the standard PTAC thermostat (OEM 1058517), the low-temp thermostat (OEM 1059022), and the control knob (OEM 1058437). The low-temp thermostat protects the unit and conditioned space in cold-ambient applications, while the primary thermostat handles normal heating and cooling control. A failed thermostat in this assembly can cause the PTAC to run continuously, ignore the setpoint, or fail to provide low-temperature protection.

Specifications

Spec	Value
PTAC Thermostat Part Number	1058517
Low-Temp Thermostat Part Number	1059022
Knob Part Number	1058437
Type	PTAC Thermostat, low-temp
Brand	Tempstar (ICP / Heil)
Fitment	OEM exact replacement

Compatibility

Built for the Tempstar TEB12K50DCA PTAC unit. The same controls appear across related ICP-family PTACs (Heil, Comfortmaker), but confirm part numbers 1058517, 1059022, and 1058437 against your unit before ordering.

Installation Guide

Safety First — Disconnect power at the unit and breaker; verify zero voltage with a multimeter.
Access — Remove the front grille and control-access panel.
Document — Photograph all thermostat wiring and sensor routing before disconnecting.
Remove — Pull the knob, release both thermostats from their brackets, and disconnect leads and sensing elements.
Install — Mount the new thermostats, route sensors as photographed, reconnect leads, and fit the new knob.
Test — Restore power and verify normal setpoint response plus low-temp protection.

Signs You Need a Replacement

Unit runs nonstop or never reaches the selected temperature.
No low-temperature protection in cold-ambient operation.
No response when adjusting the control knob.
Cracked or stripped knob, or erratic cycling.

Shipping & Returns

Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

Tempstar Low-Temp PTAC Thermosta...

$47.95

Frequently Asked Questions

Does this Thermostat fit my Tempstar TEB12K50DCA — OEM | Ships Today?

Yes. This is the factory-specified OEM thermostat for the Tempstar TEB12K50DCA — OEM | Ships Today. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the thermostat on my Tempstar TEB12K50DCA — OEM | Ships Today?

Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.

What symptoms mean I need a new thermostat?

Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.

Is this thermostat compatible with Bryant or Payne too?

Many Tempstar parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my Tempstar thermostat?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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