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Climate Control
Cable comes in oversize and need to be cut and adjust to the right length for your car.

Fits:
Porsche 356 B-T6/
Porsche 356 C
Click 'Zoom in' for large parts diagram.
Diagram ref no 13
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64457188006
The product you are viewing cross references to these numbers
- Porsche 356B 1959-63
- Porsche 356C 1963-65

Fits:
Porsche 356 A-T1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64457101500B
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59

Fits:
Porsche 356 A-T2
Porsche 356 B-T5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64457101501B
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63

Fits:
Porsche 356 Pre-A
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
35655031A
The product you are viewing cross references to these numbers
- Porsche 356 1950-55
Set of 2
This is new production replica using chrome plated brass and steel as original like they were produced for Pre A 356 models during 1952-57
Fits:
Porsche 356 pre-A
Porsche 356 A-T1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64457101500
The product you are viewing cross references to these numbers
- Porsche 356 1950-55
- Porsche 356A 1955-59

Fits:
Porsche 356 all
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64457111100
The product you are viewing cross references to these numbers
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits:
Porsche 356 C
Porsche 911 1965-68
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
69542479200
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 356C 1963-65
Fits:
Porsche 356 C
Porsche 911 1965-68
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
69542479200
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 356C 1963-65
Restore the original appearance and functionality of your Porsche's heating controls with this OE Match Black Heater Control Knob, manufactured as a direct replacement. Produced to OE-style specifications, this replacement knob fits the heater control lever or switch, providing a comfortable grip and precise operation of the vehicle's heating system while maintaining the factory-style appearance of the dashboard.
Fits:
- Porsche 356A 1955-59
- Porsche 356B 1959-63
Diagram Ref No 28
Over time, the original heater control knob can become cracked, faded, loose, or damaged through regular use and age. A worn or missing knob can make heater adjustments difficult and detract from the interior's overall presentation. Replacing the knob restores both functionality and appearance, making this OE Match component ideal for routine maintenance, interior refurbishment, and Porsche restoration projects.
What This Product Does:
- Provides a secure grip for operating the heater controls.
- Allows smooth adjustment of the heating system.
- Restores the original appearance of the dashboard controls.
- Improves driver comfort and ease of operation.
- Replaces worn, cracked, faded, or missing original knobs.
- Complements factory-style interior restorations.
- Provides an OE-style fit and dependable quality.
Symptoms Of Wear Or Failure:
- Cracked or broken heater control knob.
- Loose-fitting control knob.
- Faded, scratched, or worn finish.
- Missing heater control knob.
- Difficulty gripping or operating the heater controls.
- Poor interior appearance due to worn control components.
- Dashboard restoration requiring replacement trim items.
Why Replacement Matters:
- The heater control knob is a small but important interior component that allows precise and comfortable operation of the vehicle's heating system. A damaged or missing knob can make adjustments difficult while diminishing the appearance and originality of the dashboard.
- Replacing the heater control knob restores smooth operation and helps return the interior to its factory presentation. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match black heater control knob provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, interior refurbishment, repairs, and restoration projects.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
69542479100
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63
Fits:
Porsche 356 A-T2
Porsche 356 B-T5 (early)
Click 'Zoom in' for large parts diagram.
Diagram ref no 28
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64442479100
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63
Restore the original appearance and functionality of your Porsche's heating controls with this OE Match Rotary Knob for Heating, Short Version, manufactured as a direct replacement. Produced to OE-style specifications, this rotary knob fits the heater control panel, providing smooth and precise adjustment of the vehicle's heating system while maintaining the correct factory-style interior finish.
Fits:
- Porsche 356A 1955-59
- Porsche 356B 1959-63
Diagram Ref No 28
Frequent use, age, UV exposure, and general wear can cause the original heating control knob to become cracked, faded, loose, or damaged. A worn knob can make heater adjustment difficult and detract from the overall appearance of the dashboard. Replacing the rotary knob restores both the functionality and authentic presentation of the heating controls. This OE Match component is ideal for routine maintenance, interior refurbishment, repairs, and Porsche restoration projects.
What This Product Does:
- Provides manual control of the vehicle's heating system.
- Allows smooth adjustment of heater settings.
- Restores the original appearance of the heater control panel.
- Ensures comfortable grip and easy operation.
- Replaces worn, cracked, faded, or missing original knobs.
- Maintains a factory-style interior finish.
- Provides an OE-style fit and dependable quality.
Symptoms Of Wear Or Failure:
- Cracked or broken heating control knob.
- Loose fitting on the control shaft.
- Faded or worn surface finish.
- Difficulty adjusting the heating controls.
- Missing original knob.
- Excessive wear from regular use.
- Interior refurbishment or restoration requiring new control components.
Why Replacement Matters:
- The heating rotary knob is an important driver interface component, allowing precise control of the vehicle's heating system while contributing to the authentic appearance of the dashboard. A worn, damaged, or missing knob can make heater operation difficult and detract from the quality and originality of the interior.
- Replacing the rotary knob restores smooth operation, improves the appearance of the heating controls, and helps maintain the original character of the vehicle. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match short version heating rotary knob provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, interior repairs, and restoration projects.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64442479100
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63
-
Heating air supply 356, 356A 1950-1959 202-015
-
Valve (Model: 356:COUPE, CABRIO) 356 1950-1955 813-000
-
Valve (Model: 356 A:COUPE CABRIO) 356A 1955-1959 813-005
-
Transmission control 356B 1960-1965 701-000
-
Transmission control 356C 1960-1965 701-005
-
Ventilation 356B / 356C 1960-65 813-000
-
Radial blower / Additional blower for subsequent installation (Model: COUPE -REUTTER- CABRIO HARDTOP CARRERA GT) 356B / 356C 1960-65 813-005
-
Valve (Model: ROADSTER) 356B / 356C 1960-65 813-010
-
Heater - EBERSPAECHER - BN 4 - 356B / 356C 1960-65 813-015
Porsche Climate Control Systems & Components | Precision Cabin Comfort & Temperature Management
The climate control system in your Porsche maintains perfect cabin temperature and air quality by automatically regulating heating, cooling, and ventilation. Using a combination of sensors, actuators, and control units, it adjusts airflow and temperature to create a consistent and comfortable driving environment — regardless of outside conditions.
At Design911, we offer premium climate control panels, modules, sensors, and actuators designed to meet or exceed original performance standards. Built using advanced materials and precision electronic calibration, our components restore seamless climate management, accurate temperature regulation, and reliable HVAC functionality for all Porsche models.
Whether you’re repairing a faulty control panel, replacing a temperature sensor, or restoring full automatic climate functionality, our Porsche climate control parts deliver the reliability, precision, and comfort you expect.
What Does the Climate Control System Do?
The climate control system automatically manages cabin heating, cooling, and ventilation by regulating air temperature, fan speed, and airflow direction.
Core Functions:
- Monitors and adjusts cabin and exterior temperature balance.
- Controls airflow through the heater core and A/C evaporator.
- Regulates humidity and defogging for optimal visibility.
- Automatically maintains selected temperature settings.
- Provides driver and passenger comfort through precise control modules.
A well-functioning system ensures comfort and safety, keeping cabin conditions ideal year-round.
Why Do Climate Control Systems Fail or Malfunction?
Because the system integrates electronic, mechanical, and air distribution components, it is vulnerable to wear, contamination, or electrical failure over time.
Common Causes of Failure Include:
- Faulty control panels or digital interfaces.
- Damaged temperature or sunlight sensors.
- Malfunctioning air distribution flaps or servo motors.
- Electrical faults in actuators or wiring harnesses.
- Blocked ventilation ducts or faulty blower motors.
Symptoms of a failing system include inconsistent cabin temperature, non-responsive controls, fogged windows, or unbalanced airflow between zones.
Why Replace Your Porsche Climate Control Components?
Replacing or upgrading malfunctioning climate control components restores reliable temperature management and consistent comfort. High-quality parts ensure proper system communication, energy efficiency, and long-term reliability.
Key Benefits:
- Restores smooth, accurate temperature regulation.
- Improves air distribution and cabin comfort.
- Ensures A/C and heating systems function efficiently.
- Reduces condensation and prevents window fogging.
- Compatible with Porsche 911, Cayman, Boxster, Panamera, Macan, and classic models.
- Ideal for servicing, diagnostics, or system restoration.
Properly functioning climate control enhances both comfort and safety by maintaining clear visibility and stable interior conditions.
Highlights
- Precision-engineered Porsche climate control modules and sensors.
- Advanced electronics for consistent temperature management.
- Designed for accurate, responsive operation and long lifespan.
- Suitable for single- and dual-zone climate systems.
- Perfect for repair, maintenance, and restoration projects.
- Direct-fit replacements for modern and classic Porsche models.