SKU: 41155623818

Startblocker for Mercedes GT43/53 Hybrid (Bundle of 5 units)

Sale price$334.12 Regular price$371.25
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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

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Description

Startblocker for Mercedes GT43/53 Hybrid (Bundle of 5 units)Compatible with 2019 and newer Mercedes GT, GT43, GT53 AMG, all variations including 48V Mild Hybrid This is not a stand alone device. Must be connected to and controlled by a GPS tracker, immobilizer, breathalyzer, car security system or similar, with positive or negative output trigger. It will prevent the vehicle from starting once triggered. Applications include: fleet management, rental car, anti theft, etc. It disables the Drive mode, not the

Compatible  with  2019 and newer Mercedes GT, GT43, GT53 AMG,  all variations including 48V Mild Hybrid

 

This is not a stand-alone device. Must be connected to and controlled by a GPS tracker,  immobilizer,  breathalyzer,  car security system or similar, with positive or negative output trigger. It will prevent the vehicle from starting once triggered. Applications include: fleet management, rental car, anti-theft, etc.

It disables the Drive mode, not the starter, making it tamper-proof and delivering high security. Reduces significantly the installation complexity and increases significantly the reliability.

The device's wire colors match the color of the corresponding wires in the vehicle.

Detailed installation instructions with pictures. 

Pre-made harness for easy installation available. 

Compatible with positive and negative trigger output control devices. 

Digital input, designed specifically to read CAN bus communication of Mercedes cars. 

Status indication (optional). 

Zero surges, back EMF or spikes while operating. No need for transient suppression, clamping, etc. to drive the device, unlike driving a relay. 

Small footprint - only 1/3 the size of a commonly used relays.

Extremely durable. 

Extremely small power consumption (10% of that of a conventional relay), waterproof, can withstand extreme temperatures and pressure, ESD protection on all inputs and outputs, high input impedance, reverse polarity protection,  galvanically insulated outputs, built with premium automotive grade components from US, Japanese and German companies only (NXP, TE Connectivity, Infenion, ON-Semicon, Panasonic,  Kemet, Rohm, Vishay).

Made in New York, USA

Lifetime warranty

Fast and free shipping (US only)

Indicators: 

- Green indicator On: Start Disable requested.

- Blue indicator On: Vehicle is running or in motion. 

-Red indicator On:  Start is Disabled

Attention!
For safety reasons Start Disabling will not be executed until the device senses the vehicle is stationary, engine is OFF and then a safety timer times out.

Product specifications:

Operating voltages: 7 - 18V @ 72 F (22 C)

Consumption: 3.5mA when ON,  33uA when OFF

Output current rating: 3A 

Input sensitivity: 1.8 - 12V

Input impedance: >460KOhm @ 1KHz, 5V P/P

Dimensions : 0.9" X 0.9" X 0.5" (22mm X 22mm X 12mm), excluding the harness 

Weight: 1.6 ounce (45 gram), including the harness 

WHY STARTBLOCKER

Just 5 years ago, installing a device to immobilize any vehicle was down to interrupting a single analog starter wire with the external or built-in relay of any car alarm, GPS tracker or a Breathalyzer. Today, over 50% of the new cars sold on the market come with Push-to-start (PTS) button instead of a key with blade which you need to insert and turn to start. Majority of the newer vehicles are equipped with immobilizer systems to prevent theft. The PTS vehicles use radio frequencies to authenticate the car key, alternatively a RFID transponder if the key battery is depleted and emergency start is required. All those systems responsible for the key authentification are usually spread around the vehicle in a hard to reach locations and use high speed data signals over CAN network instead of analog signals to communicate. Interrupting any of those data lines to prevent a car from starting is a terrible idea, very likely to cause a very expensive visit to the dealer due to failure of electronic modules, or even a car accident. Alternatively,  installers often interrupt the brake signal to prevent starting, which not only disables the brake light, causing a safety hazard and potentially accident, also is illegal. Furthermore,  the brake signal is used in many cars to trigger the ESP and/or ABS system,  causing even greater danger for the passengers, nearby drivers and pedestrians. In other cases, installers of forementioned devices are often forced to run wires to the engine compartment through the firewall, in order to interrupt the starter. That's usually accomplished by drilling holes in the metal firewall or rubber grommets and bushings, causing leaks, potential short between wires and ultimately voiding the warranty, also very expensive repairs. In addition, it's very time consuming.

Today we have STARTBLOCKER and it's now easy to accomplish it fast and safely. 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 41155623818

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Nathalie M. Rosario Escobar
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★★★★★ 5
Very good
Color: 01-black, Size: Small
It looks so good on my bf, he really like it. The quality is so perfect.
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Reviewed in the United States on January 15, 2026
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Javian Campbell
Phoenix, US
★★★★★ 5
Good quality
These fit so well material is very tick nice for winter they have all different colors and it’s so comfy it’s really good value for your money for that level of thickness
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Reviewed in the United States on September 30, 2025
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Ruby
Chelsea, US
★★★★★ 5
Buy it
If you're looking for a comfortable thick and nice turtle neck this is the one. It's nice and form fitting nice weight to it to keep you warm. But not to thick that you cant just wear it on a regular sunny day if you wanted. The design pattern Is also very nice. Can dress it up or down. I bought the black and then immediately bought the rust orange color for my friend once he tried on mine he wanted one immediately so I gifted him one. He loves it. Definitely worth the buy. Excellent quality. I bought a Large 5"11 165lbs
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Reviewed in the United States on December 21, 2024
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Make it Do!
Omaha, US
★★★★★ 5
What you see is what you get!
Color: 01-black, Size: Large
Fits great, fabric is amazing, turtle neck fits tight, and the quality is amazing!
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Reviewed in the United States on February 11, 2026
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SeanCeltiad
Draper, US
★★★★★ 4
A true turtleneck that retains a snug high neck.
Color: White, Size: X-Large
I've found this brand to have gotten better over the years as far as offering the American market what it needs in terms of realistic sizing. I only wish they'd realize that there are a lot of us who are long in the back and arms where my only choice is to go a size up and sacrifice a slim fit for sleeves that are long enough plus a back that doesn't go up past my waist just because I reach up for something, that and I like to be warm. So these are such nice quality turtlenecks that it's hard to complain about but maybe the company will read this. The snug neck stays up is plus number one since that's why I'm buying a full neck. They come with very nice weaves in the fabric, good enough for casual or formal wear. Finally the warmth you seek is there but I've worn them in what most would think isn't the right temp for a turtleneck. Also they have them in white! Yes, a lot of others just don't for reasons I can't fathom, and the pic you're seeing is accurate, these will form to your shape without being ridiculously thin material. Several washes later and they are as fine a garment as when I first wore them. I've only found one other brand that compares to these but it's much more expensive, COOFANDY is affordable in these times of expensive everything. Warm but also a lightweight shirt, I've gotten them really dirty with actual dirt and it washes out so well you'd never know it. Don't let my taking off one star stop you, try one yourself and you'll be coming back for more.
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