Automotive grade
Communication
Lighting
Medical
Meter
Firstohm

PSR

Power Sink Resistor (6W)

SGS

Spark-Gap Surge Absorber 

SWA

Anti-Surge Wire Wound Resistor 

PWR

Power Metal Film Resistor  

SLC

Slug Resistor Center Coated  

SWAT

Anti-Surge Wire Wound Fast-Fuse Resistors

SCP

Short Circuit Protection Resistor 

SM

Stabilized Metal Film MELF Resistor 

SWM

Anti-Surge Wire wound MELF Resistor

SFP

Stabilized Film Power MELF Resistor 

SRM

Surge Resistant MELF Resistor

SWMT

Anti-Surge Wire Wound Fast-Fuse MELF Resistors

SFP(V)

Stabilized Film Power MELF Resistor - Vehicle Grade

SSR

Surge Safety Resistor 

WA

Wire Wound Resistors