| Subject | English | Bulgarian |
| transp., tech. | ABS controller | abs контролен модул |
| transp., tech. | ABS controller | контролен модул |
| transp., mech.eng. | boost controller | буст контролер |
| comp., MS | Congestion Controller | Контролер на претоварване (A Media Center plug-in that is used for advanced network flow management, and in particular to avoid or limit network congestion) |
| IT | Controller Area Network | CAN-шина |
| IT | Controller Area Network | магистрала CAN |
| transp., avia. | controller-pilot data link communications | комуникация между ръководителите на полети и пилотите чрез линия за предаване на данни |
| IT | data controller | администратор на лични данни |
| comp., MS | domain controller | домейнов контролер (In an Active Directory forest, a server that contains a writable copy of the Active Directory database, participates in Active Directory replication, and controls access to network resources) |
| comp., MS | embedded controller | вграден контролер (The general class of microcontrollers used to support OEM-specific implementation, mainly in mobile environments. The embedded controller performs complex low-level functions through a simple interface to the host microprocessor(s)) |
| comp., MS | embedded controller interface | интерфейс за вграден контролер (A standard hardware and software communications interface between an operating system driver and an embedded controller, such as Smart Battery and AML code. This allows any operating system to provide a standard driver that can directly communicate with an embedded controller in the system, thus allowing other drivers to communicate with and use the resources of the system embedded controllers) |
| fin. | financial controller | финансов контрольор |
| comp., MS | game controller | контролер за игри (A device used to control a video game. For example, a joystick, mouse, or gamepad) |
| construct. | gas pressure controller | регулатор на налягането на газа |
| comp., MS | home automation controller | контролер за автоматизация на домашни приложения (A software or device that helps control your home smart devices automatically) |
| construct. | level controller | регулатор на равнището |
| comp., MS | mass-storage controller | контролер за съхраняване на данни с голям обем (A device on which mass-storage devices rely for access to a computer subsystem. For example, a SCSI card or IDE functionality on the motherboard is a mass-storage controller; the physical hard drive is a mass-storage device) |
| gen. | power controller | регулатор на мощност |
| comp., MS | programmable interrupt controller | програмируем контролер на прекъсванията (A device that functions as an overall manager in an interrupt driven system) |
| construct. | quality controller | инспектор по качеството (алешаBG) |
| agric. | rake apparatus controller of sail reaper | регулатор за изхвърляне на ожънатата маса |
| agric. | rake apparatus controller of sail reaper | броец на жътварка |
| comp., MS | trace controller | контролер на трасирания (An application that enables tracing and connects the trace provider with the trace consumer) |
| construct. | welding controller | заваръчен контролен уред |