Vemo V30-73-0117 HVAC Pressure Switch

Mercedes-Benz HVAC Pressure Switch Overview

The Vemo V30-73-0117 HVAC pressure switch is a direct-fit service part for compressor pressure monitoring on select Mercedes-Benz models. Built with a 2-pin connector and compact 29 mm x 29 mm footprint, it supports accurate A/C system pressure signaling in applications that use a 3/8"-24 UNF male connection.

VEMO is the product line used by Vemo for OE-style replacement components, giving buyers a focused source for climate control electrical and sensor-related parts. This V30-73-0117 listing is aimed at Mercedes-Benz SL500, SL600, SL320, E320, E420, E500, 300CE, 300D, 300E, 300SL, 300TE, 400E, 500E, 500SL, and 600SL applications.

Key Features

• HVAC pressure switch for compressor pressure monitoring
• 2-pin electrical connector for the specified application
• 3/8"-24 UNF male thread connection
• Compact dimensions: 50 mm height, 29 mm length, 29 mm width
• Lightweight design at 0.070 kg
• Vemo part number V30-73-0117 for catalog matching

Detailed Description

The Vemo V30-73-0117 HVAC pressure switch is used in Mercedes-Benz air conditioning systems to help manage compressor operation based on refrigerant pressure conditions. With confirmed fitment across 1990-1998 Mercedes-Benz models, including SL500, SL600, SL320, E320, E420, E500, 300CE, 300D, 300E, 300SL, 300TE, 400E, 500E, 500SL, and 600SL, this part supports accurate replacement selection for vehicles that require the listed connector and thread style. The part number V30-73-0117 is useful when cross-checking catalog data for Mercedes-Benz HVAC pressure switch replacement needs.

This part cross-references BEHR 351022011 and Dorman - HELP 38914 for the same application.

What It Helps Address

• Intermittent A/C compressor engagement caused by a faulty pressure switch
• Incorrect pressure signal feedback in the HVAC control circuit
• A/C system shutdown related to pressure switch electrical failure
• Connector mismatch during Mercedes-Benz HVAC service work
• Replacement needs for aging compressor pressure switch components

Installation Notes and Tips

Verify the 2-pin connector, 3/8"-24 UNF male thread, and compressor-side application before installation. Confirm the vehicle year and model against the fitment list for Mercedes-Benz SL500, SL600, SL320, E320, E420, E500, 300CE, 300D, 300E, 300SL, 300TE, 400E, 500E, 500SL, and 600SL. Compare the removed switch to V30-73-0117 to confirm physical dimensions and connector style before service.

Quality Assurance

Vemo supplies this HVAC pressure switch under the VEMO product line for OE-style replacement use. The listed dimensions, connector count, and interchange references provide a clear basis for catalog verification and application matching.