Para empezar en que clase de reparaciones vas a trabajar, en trabajos de electronica aqui necesitas una pistola de presicion como esta, estan alrededor de $ 145.00 dlls.
Ultralight Heat Gun Weller
Ultralight Yet Powerful
- <LI class=bullets>Weighs only 13 oz.
- Includes 4 slip on baffles
Designed for assembly and repair operations. Weighs only 13 oz. Temperature reaches 750° to 800°F in seconds, delivers 7 cfm, and 3/8" airflow can be reduced to 0.200" for even more exacting applications. High-impact molded body shaped for easy handling and precise control - stays cool. Has 3-way trigger switch and 6 ft., 3-wire cord. Comes complete with four slip-on baffles (1/2", 3/4", 0.200", and precision deflector).
118-208 : Operates on 115VAC and draws only 2.2 amps. UL listed.46-966: Operates on 230VAC
http://www.stanleysupplyservices.com/images/p/ce403518_s500_p1.jpg
Si vas a reparar instalaciones en general puedes usar una de estas
esta vale alrededor de $ 100.00 dlls.
Variable-Temperature Heat Guns
General purpose heat guns deliver 14.8 cfm airflow and have a nozzle diameter of 1.3". Double insulated with an impact resistant heating element make these heat guns ideal for industrial applications. Two models to choose from. Model 8975-6 has three-position switch and temperature settings of 570°F and 1000°F. Model 8977 has an end cap temperature control to adjust temperature from 212°F to 1000°F. Both models come complete with support stand, operate on 120VAC, are UL listed and weigh 1.6 lbs.
esta vale alrededor de $ 120.00 dlls.
Heavy-Duty Flameless Heat Guns
Delivers temperatures up to 1000°F. Adjustable air intake; double-jacketed heater housing; die-cast aluminum body; and an 8' 3-wire cord. Rubber-backed base plate, 4-1/2 x 4-1/2". Delivers 19.8 CFM air volume at 2600 FPM velocity. UL listed.
Esto son para que te des una idea de lo que puedes comprar, hay tambien estaciones integradas completas pero andan alrededor de $ 1000.00 dlls., espero te sirva la imformacion, suerte man