
Circuit Protection
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Circuit Breakers To meet any requirement from ½ to 6000 amps, we have a wide range of circuit breaker styles including miniature, UL1077 supplementary protectors, molded case, insulated case, low voltage power breakers, arc flash protection and medium voltage breakers. Square D QO Circuit Breakers (4.18MB) Square D Commercial and Industrial Circuit Breakers for OEM Applications (1.14MB) Square D QOU Miniature Circuit Breakers (270KB) Square D UL 489 Multi 9 Circuit Breakers (5.28MB) Square D Current Limiting Molded Case Circuit Breakers (365KB) |
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Fuses A wide range of fuse types including low voltage, branch circuit rated fuses, low voltage supplementary fuses, electronic - PC board and small dimension fuses, medium voltage fuses and fuse links, high speed fuses, IEC & British standard fuses, fuse holders and blocks. Square D Fuseholders (400KB) Bussman Full Catalog (6.5MB) Mersen Fuses (757KB) Littelfuse Products (9.55MB) |
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Dell Premier Partner
Cuny & Guerber is now one of only about 100 resellers in the US that have reached the sales goals and advanced training required to join the highest rank of Dell resellers. Call us for any Dell requirement you have.
Schneider Electric small touch screens
Magelis STU is a high definition color screen in 3.5’’ and 5.7” featuring tool free mounting, using a 22mm push button opening.
Littelfuse UpLink
The Littelfuse Up-LINK® solid state, dead-front fuseholder provides remote fuse status indication without the need to incorporate proprietary network protocols. It features two indication modes: remote indication for notification to maintenance personnel and local LED indication for locating the open fuse once the panel door is open.
Schneider Electric Harmony Biometric Switch XB5S
Simple, reliable and efficient, the Harmony biometric switch enables the restriction of access to sensitive zones and machine functions to only authorized personnel













