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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design91.uk/images/schemaLogo.png https://www.design91.uk/images/schemaLogo.png +443456003478 https://www.design91.uk Facebook Instagram

Climate Control

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DISPLAYING 1 to 16 (of 16 products)
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90142451900
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Bearing pin for heating lever.

Fit:
Porsche 911 1965-74

Brands:
Klassic Line - OEM products manufactured by the Original Equipment Manufacturer.
Original Porsche - Original product supplied by Porsche

Click 'Zoom in' for large parts diagram.
Diagram ref no 17

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90142451900
90142451900

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91161311150/1
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Bowden cable for fresh air unit in the dash. Cables are over length and can be cut to fit. Inner cable is 900 mm and outer cable is 770 mm. Need 2 for one car.

klassiek

Fits:
Porsche 911-912 1965-77

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91161311150
91161311150

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90157291301
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Climate control hose sealing ring.

Fits:
Porsche 911 1965-89 all models

Diagram ref no 34

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90157291301
90157291301

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90157291301/1
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Climate control hose sealing ring.

Fits:
Porsche 911 1965-89 all models

Diagram ref no 34

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90157291301
9800020
90157291301

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90157132632/1
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Drain hose rubber.

Fits:
Porsche 911 1968-89

Diagram ref no 19

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90157132632
90157132632

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93012691105
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Electric Air Conditioning Kit Compressor and Condenser Half Kit for Porsche 911


The Electrocooler 'half system' allows existing AC cars to use our electric compressor and modern condenser with the existing evaporator blower mounted in the smuggler's box. 

Fits Porsche 911 models 1965 to 1989 with factory/dealer fitted AC. 

If your factory or dealer fitted evaporator / blower is in good condition but your compressor and hoses are tired, this is the kit for you.  The kit contains compressor and mounts for fitment ahead of the fuel tank.  The new condenser can be fitted in place of the washer bottle on 74 onwards cars.  Early cars can mount the condenser in the rear wheel well.  Complete new set of hoses and all wiring are included.

This is a 'half system' AC system to be used with the factory evaporator/blower.

  • All Electric. All modern components
  • Weighs around 22lbs (10 kg)
  • Retains factory evaporator / blower
  • Fits in front luggage bay
  • Lightweight narrow hose set weighing under 4lbs (1.5kg)
  • Easy Install. Non-damaging bolt-in installation
  • Clutter Free. Uses existing air vents to deliver cool air
  • Simple to Use. Controlled by a single ‘smart button’
  • Energy Efficient. Uses less than 1 HP of engine power
  • Kits available to fit 911s from 1965 to 1989 (please check for fitment before purchase)


For Installation Guide CLICK HERE

Special Order item
69542479200
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Heater control handle knob, Black.

Fits:
Porsche 356 C
Porsche 911 1965-68

Diagram ref no 37

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69542479200
69542479200

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69542479200/8
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Heater control handle knob in Black.

Fits:
Porsche 356 C
Porsche 911 1965-68

Diagram ref no 37

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69542479200
69542479200

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91442479201
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Heater control handle.

Fits:
Porsche 911 1969-77
Porsche 914

Diagram ref no 29

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91442479201
91442479201

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91442479201/1
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Heater control handle, in Burgundy.

Fits:
Porsche 911/912 (1969-1974)
Porsche 914/914-6 (1970-1971)

Diagram ref no 29

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91442479201
91442479201

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90157191800
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Heater control knob. RED.

Fits:
Porsche 911 1969-85
Porsche 914

Diagram ref no 16

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90157191800
90157191800

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90157191800/1
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Heater control knob. RED.

Fits:
Porsche 911 1969-85
Porsche 914

Diagram ref no 16

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90157191800
90157191800

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90161311400/1
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Chrome molding surrounding HVAC controls.

Fits:
Porsche 911 1969-73
Porsche 912 1969
Porsche 914 1970-76

Diagram ref no 23

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90161311400
90161311400

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I03
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Rennline aluminium heater control knob

rennline

Fits:
Porsche 911/912/930 1972-89

Rennline's billet aluminium heater control knobs are the perfect inexpensive interior upgrade for any Porsche equipped with this feature. Factory heater control knobs become faded, cracked, and/or unsightly after years of exposure to UV light. Rennline billet knobs are machined from 6061 aluminium and are available in red, silver or black anodized finishes for a durable, long lasting appearance. Simply tap off your old knob, and tap ours on, installation is literally a snap.
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I12
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Rennline billet aluminium HVAC control knob.

rennline

Fits:
Porsche 911/912/930 1972-89
Porsche 914 all

Rennline's billet aluminium heater control knobs are the perfect inexpensive interior upgrade for any 911/914. Factory heater control knobs become faded, cracked, and/or unsightly after years of exposure to UV light. Rennline billet knobs are machined from 6061 aluminium and are available in red or black anodized finishes for a durable, long lasting appearance. Simply pull off your old knob, and tap ours on, installation is literally a snap.

Note: HVAC Controls not included.
Special Offer
I29
Product Information
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Billet HVAC control panel.

rennline

Fits:
Porsche 65-89 911/912/930

The Rennline HVAC control panel is CNC milled from a billet aluminum block and anodized for a classic and elegant dash upgrade. Whether you're trying to clean up the dash on your early 911, or backdating the dash on your G-body car, these HVAC controls are sure to do the job. Featuring simplified markings and updated micro LED indicators, the unit pairs very well with our I12 Billet HVAC Knobs (not included but available separately). OEM plastic units are prone to scratching and fading, while these units are proven to stand the test of time. Installs easily to factory control mechanism.

Note: If installing in a 74-89 car, the dash must be backdated as these controls are smaller than the later controls.
DISPLAYING 1 to 16 (of 16 products)
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About Climate Control

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.       

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