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A world class designer, manufacturer and distributor of telephone equipment, systems and accessories.
Products ---> Telephones --> Industrial  
Steel Compact  
Guardian’s SCT Series telephones were originally designed for the harsh conditions of Potash mines in Saskatchewan, Canada. We have expanded the line and now offer 4 different versions which are utilized in a variety of applications. These telephones are standard with an encapsulated circuit board which resists failures due to moisture, dust and vibration.
SCT-10

• Waterproof Teleseal Keypad
• Curly Cord
• Heavy Duty Industrial Volume Control Handset
• -76˚ to +176˚F ( -60˚ to +80˚C )
SCT-20

• Waterproof Membrane Keypad
• Curly Cord
• Volume Control Handset
• -40˚ to +140˚F ( -40˚ to +60˚C )
SCT-30

• Weather and Dust Proof Metal Keypad
• Curly Cord
• Heavy Duty Industrial Volume Control Handset
• -76˚ to +176˚F ( -60˚ to +80˚C )
SCT-40

• Weather and Dust Proof Metal Keypad
• Curly Cord
• Heavy Duty Industrial Volume Control Handset
• -76˚ to +176˚F ( -60˚ to +80˚C )
 
Industrial Phones  
We have a complete family of industrial telephones which have been designed to meet a variety of customer requirements. Our SCT family was designed to meet the needs of potash mines. The ACT series was designed to replace a Northern Telecom product that had been widely used by railroads. The VRT phone is specifically designed to withstand vandalism. Our newest desktop phones offer a LCD display, have a built in ring detect relay, and support a supplemental earpiece. Whatever your environment, we have a phone that will meet your needs, both indoor and outdoor.
Steel Compact Ringdown  
Guardian’s SCR-11 & 41 Steel Compact Ringdown Telephones are designed for harsh environments with special communication needs, ensuring high quality communications under extreme working conditions. As soon as the receiver is lifted the SCR-11 or SCR-41 automatically connects the caller to an assigned PBX location.
SCR-11

• Curly Cord
• Heavy Duty Industrial Volume Control Handset
• -76˚ to +176˚F ( -60˚ to +80˚C )
SCR-41

• Armored Cord
• Heavy Duty Industrial Volume Control Handset
• -76˚ to +176˚F ( -60˚ to +80˚C )
 
VRT-40 Vandal Resistant  
Guardian’s VRT-40 Vandal Resistant Telephone is designed for sites prone to abuse, inclement weather and noisy conditions.
 
DTT/DTR Desktop / Wall Mount  
These non-hazardous rated versions of Guardian’s Zone 1 telephone have a Type 4X, IP66 weather rating without being housed in a separate enclosure. The units have a few more standard features than our normal weather resistant units including a hands free speakerphone and a built-in ring detect relay. All versions can be wall mounted or used as a desk telephone.
DTT-50
• Silicon Keypad
• Volume Control on Keypad
• Curly Cord
DTT-60
• Silicon Keypad
• Volume Control on Keypad
• Armored Cord
DTR-51
• Direct Call Ringdown Telephone
• Volume Control Handset
• Curly Handset Cord
DTR-61
• Direct Call Ringdown Telephone
• Volume Control Handset
• Armored Handset Cord
 
DTT-20 Industrial Desktop  
Guardian Telecom's rugged DTT-20 Industrial Desktop Phone is both dust and corrosion resistant. The Kydex 100® plastic faceplate is easy to keep clean.