What is the construction and purpose of air conditioning lines, hoses, and connectors?

Air conditioning lines, hoses, and connectors are elements connecting the main components of the car's air cooling system. They consist of aluminum sections, flexible parts, mounting ends, and seals, and their task is to guide the refrigerant between the compressor, condenser, evaporator, and receiver-drier. They are located mainly in the engine compartment and near the bulkhead. Their construction depends on the engine version, body, and vehicle equipment.

What are air conditioning lines, hoses, and connectors used for?

Air conditioning lines, hoses, and connectors are used to maintain an airtight circulation of refrigerant and oil throughout the system. They are responsible for the proper flow of the medium on the high and low-pressure sides, as well as for the safe connection of components. Without their proper operation, the air conditioning loses efficiency, and the compressor may operate under improper conditions. It is these elements that determine pressure stability and the effectiveness of interior cooling.

What is the construction and function of an air conditioning connector?

An air conditioning connector is a connecting element that links a line with another system component, such as a compressor, condenser, or evaporator. Its construction includes a socket, a line end, and a surface working with an O-ring or other seal. The connector serves to ensure tightness under pressure and thermal load. Depending on the car's construction, it may differ in diameter, thread type, or mounting profile.

How to choose an air conditioning line for a specific car?

It is safest to compare the OEM number, interchangeable numbers, line routing, and type of ends. It is also worth verifying the fuel type, engine version, and location on the vehicle, because visually similar parts may have different mounting points. If the car was available in pre-facelift and facelift versions, it is good to also check the structural differences of the equipment.

What symptoms indicate damage to an air conditioning line or connector?

The most common symptoms are a drop in cooling performance, refrigerant loss, traces of oil at the connections, and uneven compressor operation. In practice, you can also notice corrosion of aluminum sections, abrasions of the flexible part, or damaged brackets guiding the line. Such signals mean that it is worth checking the tightness of the entire circuit.

How to take care of air conditioning lines, hoses, and connectors after installation?

After installation, pay attention to the correct positioning of the line, the absence of tension on the ends, and the condition of the seals. An incorrectly routed element can rub against other parts of the engine compartment and eventually become damaged. A good practice is also to check the system's tightness after repair and periodically inspect the connection points.

Air conditioning hoses, pipes and connectors

At Global Parts, we offer a wide selection of original used car parts, including air conditioning hoses, lines, and connectors for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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A/C Line Mercedes W213 W238 Air Conditioning Pressure Pipe Hose A2138602401

PLN 142.95

Free delivery: Sep 22

If paid before 14:00

Part no. A4478304901

Mercedes W447 Air Conditioning Refrigerant Pipe Hose A4478304901

PLN 189.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2722300656

Mercedes W209 Petrol M272 Air Conditioning Pipe Refrigerant Line A/C A2722300656

PLN 47.95

Delivery: Sep 22

If paid before 14:00

Part no. A2128302516

Refrigerant Hose Pipe Mercedes W212 Air Conditioning Condenser Line A2128302516

PLN 46.95

Delivery: Sep 22

If paid before 14:00

Part no. A2058307604

Mercedes W205 Air Conditioning Pipe A/C Coolant Hose Line A2058307604

PLN 56.95

Delivery: Sep 22

If paid before 14:00

Part no. A2055062160

Mercedes W205 C350 A/C Engine Coolant Water Hose Pipe Line A2055062160

PLN 232.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1728303415

Mercedes R172 Air Conditioning Pipe A/C Coolant Hose Line A1728303415

PLN 108.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1728303315

Mercedes SLK R172 OM651 Air Con Compressor Hose Refrigerant A/C Line A1728303315

PLN 85.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2058306201

Mercedes W205 Air Conditioning Pipe Refrigerant A/C Hose Line A2058306201

PLN 56.95

Delivery: Sep 22

If paid before 14:00

Part no. A2048304515

Mercedes W204 Air Conditioning Hose Pipe Line A2048304515

PLN 66.95

Free delivery: Sep 22 – 23

If paid before 14:00

Part no. A2218309015

Mercedes CL C216 W221 Air Conditioning A/C Pipe Hose Line A2218309015

PLN 237.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2128305415

Mercedes W212 Air Conditioning A/C Air Con Hose Pipe Line A2128305415

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2468302415

Mercedes W176 A/C Air Conditioning Refrigerant Pipe Hose A2468302415

PLN 75.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2138302902

Mercedes W213 Air Conditioning Refrigerant Line Pipe Hose A2138302902

PLN 142.95

Free delivery: Sep 22

If paid before 14:00

Part no. A6122300456

Air Conditioning Pipe Mercedes W203 W209 OM612 A/C Air Con Line Hose A6122300456

PLN 75.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1768301900

Mercedes C117 W176 Air Conditioning Refrigerant Pipe Hose Tube Line A1768301900

PLN 123.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2049980201

Mercedes W204 C207 Front A/C Air Conditioning Hose Pipe Bracket A2049980201

PLN 70.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2138301101

Mercedes A238 M276 A/C Air Condition Pipe Hose Line Tube A2138301101

PLN 427.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1778305601

Mercedes W177 Air Con Refrigerant Pipe Conditioning Line Hose A/C A1778305601

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2048303115

Refrigerant Line Mercedes W204 Air Conditioning Compressor Hose A2048303115

PLN 93.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2128302615

Mercedes W212 M157 A/C Air Con Air Conditioning Pipe Hose Line A2128302615

PLN 436.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2438306100

Mercedes EQA350 H243 Refrigerant A/C Evaporator Condenser Line A2438306100

PLN 142.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2128304515

Mercedes W212 Air Conditioning Pipe Refrigerant Hose Line A2128304515

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A9108300100

Mercedes Sprinter W910 OM651 Air Conditioning Pipe Refrigerant Hose A9108300100

PLN 142.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2048306415

Air Conditioning Pipe Mercedes W204 C207 Refrigerant A/C Hose Line A2048306415

PLN 123.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1728302915

Air Conditioning Hose Mercedes SLK R172 Refrigerant Compressor Line A1728302915

PLN 141.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2128309515

Air Conditioning Pipe Mercedes W212 W218 Refrigerant Hose Line A/C A2128309515

PLN 142.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2128308415-1

Mercedes W212 Air Conditioning A/C Air Con Hose Pipe Line A2128308415

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A6082000500

Heater Pipe Mercedes W177 OM608 Water Hose Coolant Pipe Line A6082000500

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2048308215

Mercedes W204 Refrigerant Hose Pipe Air Conditioning Condenser Line A2048308215

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2208300083

Mercedes-Benz CL S C215 W220 Air Con Conditioning Dryer Drier Pump A2208300083

PLN 66.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2208320214

Mercedes R171 C215 W220 A/C Air Con Air Conditioning Pipe Line Hose A2208320214

PLN 132.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2712300556

Mercedes CLK W203 C209 Kompressor Air Conditioning Air Con Pipe Line A2712300556

PLN 66.95

Free delivery: Sep 22

If paid before 14:00

Part no. A1768302300

Mercedes W176 A/C Air Conditioning Pipe Hose 2.0 Petrol A1768302300

PLN 384.95

Free delivery: Sep 22

If paid before 14:00

Mercedes W205 Air Condition Conditioning A/C Air Con Pipe Hose Line A2058309700

-7%

Part no. A2058309700

Mercedes W205 Air Condition Conditioning A/C Air Con Pipe Hose Line A2058309700

Promo price

PLN 101.95

PLN 94.95

Free delivery: Sep 22

If paid before 14:00

Part no. A2475066100

Mercedes W177 Air Con Pipe Conditioning Line Hose A/C A2475066100

PLN 170.95

Free delivery: Sep 22 – 23

If paid before 14:00

Part no. A0001591904

Mercedes C E Class W203 W211 OM646 Water Coolant Heater Module A0001591904

Product currently unavailable

Part no. A6398303500

Refrigerant Hose Pipe Mercedes Vito W639 Air Conditioning Condenser A6398303500

Product currently unavailable

Part no. A1778304201

Air Conditioning Pipe Mercedes W177 W247 Refrigerant A/C Hose Line A1778304201

Product currently unavailable

Part no. A2048301116

Mercedes W212 Air Conditioning A/C Air Con Condenser Hose Pipe Line A2048301116

Product currently unavailable

Part no. A2048300415

Air Conditioning Pipe Mercedes W204 W207 W212 Refrigerant Hose Line A2048300415

Product currently unavailable

Part no. A2128302500

Mercedes W204 W212 Air Conditioning A/C Air Con Condenser Hose Pipe A2128302500

Product currently unavailable

Part no. A1698301715

Pressure Pipe Mercedes W169 Air Conditioning Hose Line A1698301715

Product currently unavailable

Part no. A6398303800

Refrigerant Hose Pipe Mercedes Vito W639 Air Conditioning Condenser A6398303800

Product currently unavailable

Part no. A6112300115

Mercedes W203 W211 Power Steering Pump Pulley Diesel A6112300115

Product currently unavailable

Part no. A2468301202

Air Conditioning Pipe Mercedes X156 W176CW246 A/C Coolant Hose Line A2468301202

Product currently unavailable

Part no. A6462300356

Mercedes W203 OM646 Air Conditioning Air Con Pipe Hose Diesel A6462300356

Product currently unavailable

Part no. A2218301316

Mercedes W221 Air Conditioning Coolant Suction Pipe Line Hose A2218301316

Product currently unavailable

Part no. A6398300215-1

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398300215

Product currently unavailable

Part no. A2038300472

Mercedes-Benz C E W203 W211 Air Conditioning AC A/C Pressure Sensor A2038300472

Product currently unavailable

Part no. A1768300600-1

Mercedes W176 C117 CLA 45 AMG Petrol M133 Air Conditioning Compressor Hose

Product currently unavailable

Part no. A9068306315

Mercedes Sprinter W906 Air Conditioning A/C Air Con Hose Pipe Line A9068306315

Product currently unavailable

Part no. A2058305301

Mercedes W205 Air Con Pipe Conditioning Line Hose A/C A2058305301

Product currently unavailable

Part no. A2712300756

Mercedes W203 M271 Air Conditioning A/C Pipe Hose Refrigerant Line A2712300756

Product currently unavailable

Part no. A2048305216

Refrigerant Hose Pipe Mercedes W204 W212 Air Con Condenser Line A2048305216

Product currently unavailable

Part no. A2538303001

Mercedes GLC X253 Air Conditioning Compressor Hose A/C Line A2538303001

Product currently unavailable

Part no. A9068306415

Mercedes Sprinter W906 Air Conditioning A/C Air Con Hose Pipe Line A9068306415

Product currently unavailable

Part no. A6398301016

Mercedes Vito W639 Air Conditioning A/C Refrigerant Pipe Line Hose A6398301016

Product currently unavailable

Part no. A6398303600

Refrigerant Hose Pipe Mercedes Vito W639 Air Conditioning Condenser A6398303600

Product currently unavailable

Part no. A6398300816

Mercedes Vito W639 Air Conditioning A/C Air Con Condenser Hose Pipe A6398300816

Product currently unavailable

Part no. A1122300156

Mercedes-Benz W202 W208 M112 Petrol Air Conditioning Hose Pipe A1122300156

Product currently unavailable

Part no. A2538306700

Mercedes GLC X253 Air Conditioning Compressor Refrigerant Hose A2538306700

Product currently unavailable

Part no. A2712030502

Mercedes-Benz C W203 M271 Petrol Air Conditioning Compressor Pipe A2712030502

Product currently unavailable

Part no. A6398306115

Mercedes Vito W639 Air Conditioning Suction Hose A/C Compressor Pipe A6398306115

Product currently unavailable

Part no. A2128306915

Mercedes W204 Air Conditioning A/C C63 AMG Condenser Hose Pipe Line A2128306915

Product currently unavailable

Part no. A6132300456

Mercedes-Benz S-Class W220 320 CDI Air Conditioning Con Pipe Hose A6132300456

Product currently unavailable

Part no. A1768300600

Mercedes W176 C117 CLA 45 AMG Petrol M133 Air Conditioning Compressor Hose

Product currently unavailable

Part no. A6398309115

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398309115

Product currently unavailable

Part no. A2538303301

Mercedes C253 Air Conditioning A/C Hose Pipe A2538303301

Product currently unavailable

Part no. A1778309802

Mercedes W177 W247 Air Conditioning Pipe Refrigerant Line Hose A/C A1778309802

Product currently unavailable

Part no. A2138308604

Air Con Mercedes W213 Refrigerant Hose Compressor To Condenser A2138308604

Product currently unavailable

Part no. A1408300072

Mercedes-Benz E W211 Air Conditioning AC A/C Pressure Switch Sensor A1408300072

Product currently unavailable

Part no. A6398311745

Mercedes Vito Viano W639 Air Conditioning Air Duct Channel Tube Rear A6398311745

Product currently unavailable

Part no. A1768300700

Mercedes W176 A/C Air Conditioning Hose Pipe A1768300700

Product currently unavailable

Part no. A2128308115

Mercedes W204 Air Conditioning Pipe Refrigerant Line Hose A/C A2128308115

Product currently unavailable

Part no. A4478307700

Mercedes W447 OM654 Air Conditioning A/C Pipe Hose Refrigerant Line A4478307700

Product currently unavailable

Part no. A1635013682

Mercedes-Benz M-Class ML W163 Expansion Tank Recirculating Pump Coolant Hose

Product currently unavailable

Mercedes W205 OM654 A/C Air Con Air Conditioning Pipe Hose Line A2058300006

-0%

Part no. A2058300006

Mercedes W205 OM654 A/C Air Con Air Conditioning Pipe Hose Line A2058300006

Product currently unavailable

Part no. A2468301102

Air Conditioning Pipe Mercedes X156 W176 W246 A/C Coolant Hose Line A2468301102

Product currently unavailable

Part no. A2218302117

Mercedes W221 Pressure Hose Pipe Air Conditioning Condenser A2218302117

Product currently unavailable

Part no. 9395479

BMW G20 G21 Air Conditioning Pipe A/C Coolant Hose Line 9395479

Product currently unavailable

Part no. A2078304515

Air Conditioning Pipe Mercedes W204 M271 Compressor Condenser Refrigerant Line

Product currently unavailable

Part no. A9108303201-2

Mercedes Sprinter W910 Air Vent Grill Outer Front A9108303201

Product currently unavailable

Part no. A2108314446

Air Duct Mercedes W210 Channel Cabin Ventilation Rear Central A2108314446

Product currently unavailable

Part no. A2058304805

Mercedes W205 Air Conditioning Pipe A/C Hose Line A2058304805

Product currently unavailable

Part no. A1778304501

Mercedes W177 W247 Air Conditioning Pipe Refrigerant Line Hose A/C A1778304501

Product currently unavailable

Part no. A1688300054

Mercedes W168 Dashboard Dash Center Air Vent Grill Nozzle A1688300054

Product currently unavailable

Part no. A1668301315

Mercedes W166 Petrol A/C Air Condition Climate Line Hose Pipe Tube A1668301315

Product currently unavailable

Part no. A1112306756

Mercedes-Benz C-Class W203 Air Conditioning Air Con Pipe Hose A1112306756

Product currently unavailable

Part no. A2108311346

Mercedes W210 Air Duct Channel Cabin Front Left N/S Tube A2108311346

Product currently unavailable

Part no. A6398329223

Mercedes Vito W639 Heater Water Hose Pipe Line Diesel Engine A6398329223

Product currently unavailable

Part no. A2318300015

Air Conditioning Pipe Mercedes R231 M157 Refrigerant A/C Hose Line A2318300015

Product currently unavailable

Part no. A2118303915

Air Conditioning Mercedes W211 C219 OM642 A/C Compressor Refrigerant Line Hose

Product currently unavailable

Part no. A6398307115

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398307115

Product currently unavailable

Part no. A4148300058

Mercedes Vaneo W414 A/C Air Con Conditioning Dryer Drier Pump A4148300058

Product currently unavailable

Part no. A6398300215

Mercedes Vito W639 Air Con Refrigerant Pipe Conditioning Line Hose A6398300215

Product currently unavailable

Part no. A1668302201

Mercedes GLE W166 Air Conditioning A/C Air Con Hose Pipe Line A1668302201

Product currently unavailable

Part no. A2078303015

Mercedes W212 Air Conditioning Pipe A/C AC Hose Line A2078303015

Product currently unavailable

Part no. A2712300556-1

Mercedes C CLK W203 C209 OM271 Kompressor Air Conditioning Air Con Pipe Line

Product currently unavailable

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