This heavy-duty time relay module is designed specifically for C240 engines in various construction equipment applications. Compatible with multiple Hitachi models including EX35U, EX27U, and EX50U, as well as John Deere equipment such as 27ZTS, 35C, 50ZTS, 35ZTS, and 27C. The relay features durable construction with a robust black housing and gold-plated terminals for reliable electrical connections. Operating on DC12V power, this replacement part (8970405011/8970405010) is engineered to provide precise timing control for critical engine functions. The sealed construction helps protect internal components from dust and debris commonly encountered in construction environments. This essential component helps maintain proper engine timing and operational efficiency in your equipment, making it a crucial replacement part for maintaining optimal performance.