| Subject | English | Spanish |
| commun., IT | alarm and status handler | gestor de alarmas y estados |
| mil. | ammunition handler | municioneros |
| mil. | ammunition handler | transportadores de municiones |
| mil. | ammunition handler | artificiero |
| gen. | asynchronous transfer command handler | gestionador de órdenes AT |
| gen. | asynchronous transfer command handler | gestionador de órdenes de transferencia asíncrona |
| gen. | AT command handler | gestionador de órdenes de transferencia asíncrona |
| gen. | AT command handler | gestionador de órdenes AT |
| radio | boom handler | perchista |
| comp., MS | business logic handler | controlador de lógica de negocios (A merge replication feature that allows you to run custom code during the synchronization process) |
| comp., MS | business logic handler framework | marco de administración de la lógica de negocios (The business logic handler framework allows you to write a managed code assembly that is called during the merge synchronization process) |
| radio | cable handler | cablista |
| fin. | cash handler | personal que trabaja habitualmente con dinero en efectivo |
| fin. | cash handler | personal encargado del manejo de efectivo |
| fin. | cash handler | personal de caja |
| insur. | claims handler | gestor de siniestros |
| gen. | dog handler | guía de perros |
| gen. | dog handler | guía canino |
| comp., MS | Duet Request Handler | Controlador de solicitudes Duet (A Duet server component that enables handling and routing of requests from the SAP system to Microsoft Office Outlook via Microsoft Exchange Server) |
| comp., MS | event handler | controlador de eventos (A software routine that executes in response to an event) |
| comp., MS | exception handler | controlador de excepción (An application function that is called in exception catch blocks to report errors and perform some error handling) |
| IT | exception handler | tratamiento de excepción |
| comp., MS | exception handler | controlador de excepciones (A block of code that reacts to a specific type of exception) |
| med. | fish handler's disease | enfermedad de Rosenbach |
| med. | fish handler's disease | erisipeloide |
| med. | fish handler's disease | erisipela de los cerdos |
| comp., MS | form handler | controlador de formulario (A program on a server that runs when a site visitor submits a form) |
| comp., MS | HTTP handler | controlador HTTP (A component registered with ASP.NET (typically with an .axd extension) that produces Web output dynamically) |
| comp., MS | IIS 7 Deployment Handler | Controlador de implementación de IIS 7 (A deployment handler that integrates with the Web Management service (WMSVC) and enables non-administrators or administrators to perform remote operations) |
| IT, dat.proc. | input/output data handler | controlador de entrada/salida de datos |
| insur. | insurance claims handler | gestor de siniestros |
| IT | interrupt handler | programa de gestión de interrupciones |
| IT, el. | interrupt handler | rutina de interrupción |
| IT | knowledge handler | manipulador del conocimiento |
| comp., MS | message handler | controlador de mensajes (A Component Object Model (COM) object that implements the ITranslate interface in an in-process COM object) |
| commun., mech.eng. | mobile remote handler | manipulador móvil a distancia |
| dat.proc. | peripheral unit handler | controlador |
| dat.proc., mexic. | peripheral unit handler | manejador |
| dat.proc. | peripheral unit handler | activador |
| comp., MS | preview handler | controlador de vista previa (A handler that displays a lightweight, read-only preview of a file's contents without launching the application associated with the file. For example, a preview handler displays a Shell item in the Windows Explorer preview pane) |
| fin. | professional cash-handler | personal encargado del manejo de efectivo |
| fin. | professional cash-handler | personal que trabaja habitualmente con dinero en efectivo |
| fin. | professional cash-handler | personal de caja |
| IT, dat.proc. | programmed algorithm handler | autómata |
| comp., MS | Request Handler | Controlador de solicitudes (A Duet server component that enables handling and routing of requests from the SAP system to Microsoft Office Outlook via Microsoft Exchange Server) |
| comp., MS | request handler | controlador de solicitudes (A server component that enables the handling and routing of requests) |
| mech.eng. | sack handler | gancho para sacos |
| med. | smallpox handler's lung | enfermedad de las enfermeras de los variolosos |
| load.equip., span. | telescopic handler | carretilla telescópica |
| load.equip., span. | telescopic handler | manipulador telescópico |
| load.equip., span. | telescopic handler | carretilla compacta |
| load.equip., mexic. | telescopic handler | montacargas de horquilla telescópica |
| span. | telescopic handler | carretilla compacta (n.f.) |
| span. | telescopic handler | carretilla telescópica (n.f.) |
| span. | telescopic handler | manipulador telescópico (n.m.) |
| mexic. | telescopic handler | montacargas de horquilla telescópica (n.m.) |
| commun., IT | terminal handler | manejador de terminal |
| comp., MS | trap handler | controlador de intercepciones (A body of code in the kernel to which the processor transfers control when an interrupt or exception occurs. The trap handler determines the type of condition that caused the interrupt or exception, and transfers control to an interrupt service routine (ISR) or exception handler) |
| commun., IT | trunk circuit device handler | operador de dispositivo de circuitos de enlace |