Ingram LLC2P24A is selectable between pump up or pump down applications in 24V applications. For pump up applications, use the Macromatic LCP8C250. For pump down applications, use Macromatic LCP8D250. Ingram has a sensitivity range of 500 to 100K Ohms and the Macromatic has a range of 1K – 250K Ohms. Ingram has a 4 amp SPDT output while Macromatic has a 10 amp SPDT output. Ingram has an adjustable response time of 0.5 – 10 sec while Macromatic has a 1 sec fixed pick-up and 1 sec fixed drop-out. Ingram LED single color and activates when relay energized while Macromatic LED is multi-colored: Green ON with input voltage applied, Red flashing during timing; Red ON when relay energized. Ingram has 100,000 Mechanical / 50,000 Electrical Life expectancy while Macromatic has 10,000,000 Mechanical / 100,000 Electrical. Both are 24V rated with 8 socket configuration and similar dimensions.