RCXX Glow Starter 4Ah (1) - Blue

Glow plug connectors, for heating or starting glow plugs. These glow plugs are crucial for the operation of RC combustion engines, such as those found in model airplanes, cars or boats.

The compact glow cap could have the following properties or features:

1. Compact dimensions: It is designed small enough to fit on the cylinder head of the model engine without getting in the way or adding too much weight.

2. D Battery Case: The mention of a D-size (large mono cell) battery case means that the connector is designed for use with D-cell batteries as the power source. These batteries are larger and more powerful than the typical AA or AAA batteries and can therefore deliver a higher current for longer, which is useful for preheating a glow plug.

3. Battery not included: A separate D-cell is required to use the glow plug connector.

In typical glow plug connector configurations, a power supply, such as the D-cell, is connected to one end of the connector. The other end is then placed on the glow plug. A built-in spring mechanism or other device ensures that the connector maintains a secure contact with the glow plug. As the current flows, the glow element of the plug heats up, which is necessary for the initial ignition of the fuel-air mixture in the engine.