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Adjustable Limit Switch Mounting Bracket |
Mounting brackets are used to mount a hatch switch away from the guide rail when it is necessary. These are adjustable brackets. The standard length of the mounting bracket allows for mounting 24” - 30” from the rail. If other than standard please specify mounting distance required.

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C-101 Limit Switch: 2 N.O. Contacts: (A) Standard Heavy Duty |
CJA limit switches have been around since the 1930’s. These early versions were modified in 1951 and again in the 1960’s to what is now the C-8, C-81, C-9, C-91, C-101, C-111, CB-51 and the SL limit switch.
Because CJA limit switches have been in use for over 60 years, they are the most familiar and most durable switches in the industry. Our competitors have been unable to duplicate the CJA quality and dependability.
Common Applications
• Hoistway Terminal Switches
• Slow Down Switches
• Over Travel Switches
• Final Limit Switches
• Control Signal Switches
• Combination Safety & Signal Circuit
• Roll Down Gate Switch
• TV Towers
Features
• Solid Sturdy Carbon Contacts
• Self Wiping Contacts
• Metal Loaded Carbons
• Reversible Carbons
• Silver to Silver Contacts Available
• Upside Down Installation
• 11/32” Holes For Vertical or Horizontal Mounting
• Tapped Threaded Holes For 1/2” Conduit
• In Stock Replaceable Components
• UL Listed and CSA Approved
• 250 Volts AC or DC
Limit Switches - Construction
• Zinc Die Cast Enclosure and Cover
• Solid Roller With Nylon Bearing
• No Lubrication Necessary
• Ground Screw
• Cast Positive Stops

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C-101 Limit Switch: 2 N.O. Contacts: (B) Water Resistant/Dust Tight |

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C-101 Limit Switch: 2 N.O. Contacts: (C) Explosion Proof: C1, D2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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C-111 Limit Switch: 2 N.C. Contacts: (A) Standard Heavy Duty |

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C-111 Limit Switch: 2 N.C. Contacts: (B) Water Resistant/Dust Tight |

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C-111 Limit Switch: 2 N.C. Contacts: (C) Explosion Proof: C1, D2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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C-8 Limit Switch: 1 N.C. Contact: (A) Standard Heavy Duty |

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C-8 Limit Switch: 1 N.C. Contact: (B) Water Resistant/Dust Tight |

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C-8 Limit Switch: 1 N.C. Contact: (C) Explosion Proof: C1, D2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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C-81 LH Limit Switch: 1 N.C. Contact: (A) Standard Heavy Duty |

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C-81 LH Limit Switch: 1 N.C. Contact: (B) Water Resistant/Dust Tight |

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C-81LH Limit Switch: 1 N.C. Contact: (C) Explosion Proof: C1, Div. 2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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C-9 Limit Switch: 1 N.O. Contact: (A) Standard Heavy Duty |

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C-9 Limit Switch: 1 N.O. Contact: (B) Water Resistant/Dust Tight |

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C-9 Limit Switch: 1 N.O. Contact: (C) Explosion Proof: C1, Div. 2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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C-91LH Limit Switch: 1 N.O. Contact: (A) Standard Heavy Duty |

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C-91LH Limit Switch: 1 N.O. Contact: (B) Water Resistant/Dust Tight |

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C-91LH Limit Switch: 1 N.O. Contact: (C) Explosion Proof: C1, Div. 2 |
Same style, body and dimensions but unit has explosion proof contacts. Rated for Class 1, Division 2 Hazardous Locations

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CB-51 Limit Switch: 1 N.O./1 N.C. (A) Standard Heavy Duty |

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CB-51 Limit Switch: 1 N.O./1 N.C. (B) WaterResistant/Dust Tight |

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CB-51 Limit Switch: 1 N.O./1 N.C. (C) Explosion Proof C1,D2 |

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NEMA 7/9 - Limit Switch - 1 N.O/1 N.C. Contact: Explosion Proof C1,D1 |
These limit switches can be used for many different applications requiring a Class 1, Division 1 NEMA 7/9 explosion proof mechanical electrical limit switch.
Each comes with an adjustable roller arm which can be placed in almost any position so the mounting of the switch can be practically anywhere.
Typical applications include; Final and Slow Down Hoistway Limit Switches, Gate Contact Switches or any other type of requirement for a NEMA 7 Class 1, Division 1 explosion proof make and break contact.
Ideal Locations for this switch include: Petrochemical Facilities, Grain Elevators, Offshore Drilling Rigs, Waste Water Treatment, Hazardous Waste Handling, Chemical Plants, Pulp and Paper Coating Plants Requiring Explosion Proof Switches.
ACCESSORIES
338-181Limit Switch Mounting Bracket

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SL Limit Switch: 2 N.O. & 2 N.C. Contacts (A) Standard Heavy Duty |
This switch was originally designed to be used on applications where space is a problem. Its compact size, 1 1/4” wide, fits in the tightest spots.
In addition to being compact it is also designed for heavy duty use. The SL is housed in a sturdy cast aluminum enclosure and the contact configuration (2 N.O. & 2 N.C.) makes it useable for all types of applications. High speed elevators will appreciate their quiet positive acting roller arm along with dependable contacts rated for almost any voltage.
Mount on our standard switch trees right in a row and you can easily install them quickly and save money on labor. Purchase a mounting bracket and fasten to the wall or off the rail.
ACCESSORIES
338-181-UNI Limit Switch Mounting
Bracket Tree - 50” Long
When ordering a complete switch and mounting bracket system please specify the number of switches required and we will mount them for you on the mounting bracket.

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SL Limit Switch: 2 N.O. & 2 N.C. Contacts (B) Water Res. Dust Tight |

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