Most repeller ranges are built around plug-in units for the home. Car rodent repellers are a smaller category, but they solve a problem drivers are willing to pay to fix: rodents and martens nesting in engine bays and chewing wiring, hoses and insulation. Repairs can be expensive, and many car owners look for a preventive product after the first damage. For importers and retailers, that makes car repellers a useful add-on with its own sales channels.

Why car repellers are worth stocking

  • A clear, specific problem. Shoppers searching for a car repeller usually know exactly what they need, which makes listings easier to write and convert.
  • Different channels from home repellers. Car repellers fit auto parts stores, car accessory shops, hardware stores and automotive marketplaces, not just home and garden.
  • Strong demand in Europe. In Germany, Austria and neighbouring countries, marten damage to cars is a well-known issue, and "Marderabwehr" products are a common category.
  • Year-round sales. Cars parked outdoors attract rodents in every season, with extra interest when it gets colder and animals look for warm shelter.

What makes a good car repeller

A car repeller works in a harder environment than a home unit. When you compare models, check:

  • Power options. Battery power makes installation easy; a vehicle power option suits buyers who do not want to change batteries.
  • Smart standby. A vibration sensor that switches the unit to standby while the car is moving saves power and avoids unnecessary operation.
  • Cycle operation. Working in short bursts and resting in between extends battery life.
  • Temperature range. An engine compartment can be very cold in winter and hot in summer, so a wide operating range matters.
  • Sound and light. Variable ultrasound, ideally changing frequency so animals do not get used to one tone, plus a flashing light.
  • Easy mounting. Cable ties included, so the unit can be fixed away from hot engine parts.

Our car repeller: SDH-044

  • Power: 4 × AA batteries (alkaline or rechargeable), DC 5–12 V vehicle power with the included cable, or a 5–12 V adapter (not included) with the included DC-to-USB cable
  • Ultrasound: variable 18–36 kHz, sound pressure up to 110 dB
  • Flashing light working together with the ultrasound
  • Vibration sensor: goes to standby when the vehicle starts moving, and works when the car is parked
  • Cycle mode: about 10 seconds working, 100 seconds standby
  • Low power use: working current around 14 mA, power consumption under 0.1 W
  • Operating temperature: –25 °C to +65 °C
  • In the box: cable to vehicle power, DC-to-USB cable and 4 cable ties
  • Use in: engine compartments, car trunks, garages, attics, basements, sheds and barns (not waterproof)
  • Manual: English and German versions available

Installation tips to include in your listing

Good installation advice reduces returns and bad reviews. We recommend telling end users to:

  • Mount the unit away from hot engine surfaces and leave a gap between the unit and the hood.
  • Fix it securely with the included cable ties, so it does not move while driving.
  • Have the engine bay cleaned first if animals have already nested there, so old scent marks do not attract them back.
  • Use a qualified workshop when connecting to vehicle power.
  • Consider two units for large engine bays or for a car plus a garage.

Stock, MOQ and documents

  • In stock: about 3,000 units, neutral packaging, no minimum order
  • Your brand: logo and user manual from 500 units; custom shell color and color box from 2,000 units
  • Production: about 12 days after sample and artwork approval
  • Documents: CE and FCC test reports, shared on request. For the U.S. market, read our guide to selling pest repellers in the U.S.

Pair it with your home range

Car repellers sell well next to plug-in models for homes and garages. For a full overview of formats, see Plug-in, Car or Solar: Choosing Ultrasonic Repellers for Your Store.

Request a sample

Tell us your market and sales channel, and we will send a sample of the SDH-044 with pricing and the test reports.

Request a quote or read our OEM and wholesale terms.