Description
Pro’sKit MT-7501E Fiber Optic Visual Fault Locator – Portable & Reliable Tool
The Pro’sKit MT-7501E is a high-precision fiber optic visual fault locator designed for field use, offering fast and accurate detection of breaks, bends, or faults in single-mode and multimode fiber cables. Engineered with portability, durability, and broad compatibility in mind, this tool supports 2.5 mm universal connectors (FC, SC, ST) and features a rugged dust-proof and crash-proof cap to protect the laser head. It is ideal for network installers, telecom technicians, and structured cabling professionals who demand reliable performance in demanding environments.
Product Features
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Supports 2.5 mm universal connectors (FC, SC, ST) for flexible use across installations
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Integrated dust-proof and crash-proof cap for laser head protection
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Lightweight and ergonomic ABS housing designed for field durability
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Consistent 650 nm laser output allows rapid fault detection over long fiber spans
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Compatible with both single-mode and multimode fiber applications
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Simple operation with a one-button control and long battery life
Specifications
| Specification |
Detail |
| Model |
MT-7501E |
| Wavelength |
650 nm ± 10 nm |
| Output Power |
1 mW |
| Laser Class |
CLASS II |
| Tested Fiber Length |
3–5 km |
| Power Supply |
AA (1.5 V) × 2 |
| Connector |
2.5 mm (FC/ST/SC) |
| Overall Length (OAL) |
Approximately 7 in. (≈180 mm) |
| Operating Temperature |
–10 °C to 55 °C |
| Storage Temperature |
–10 °C to 70 °C |
| Optional Accessory |
LC 1.25 mm adaptor (5MT-7601-LC) |
Installation / Usage Scenario
In a fiber-optic installation project for a commercial office in Chandler, AZ, a technician needs to verify the continuity of a 4 km SC-terminated run. The MT-7501E is quickly connected via its 2.5 mm universal port, and its bright red laser immediately exposes a mid-span break caused during pull-through. Thanks to its rugged housing and compact 7-inch design, the device fits easily in a tool pouch and withstands the rigors of fieldwork. Its compatibility with FC, SC, and ST connectors makes it a versatile solution for daily use across multiple job sites in the Phoenix metro area.
Ideal For
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Fiber-optic network installers and telecom technicians
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Structured cabling contractors across commercial, industrial, and residential jobs
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IT professionals and AV integrators handling multi-floor or cross-campus fiber routing
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Low-voltage technicians working on long-span diagnostics or quick field tests
Why Buy from Tri-Tek Electronics
Tri-Tek Electronics is an authorized distributor of Pro’sKit tools, ensuring full manufacturer warranty coverage, factory-direct support, and the best value for professional-grade testing equipment. Located in Mesa, AZ, we proudly serve the greater Phoenix area including Mesa, Chandler, Tempe, Gilbert, Scottsdale, and Glendale. With local inventory and personalized service, we’re the preferred supplier for structured cabling and fiber-optic professionals in Arizona.
Summary
Compact, rugged, and highly compatible, the Pro’sKit MT-7501E is the ideal visual fault locator for fiber-optic technicians needing precise diagnostics in the field. Designed to work with the most common connector types and provide reliable performance across 3–5 km spans, it’s a valuable addition to any technician's toolkit. Available now from Tri-Tek Electronics in Mesa, AZ with full factory support.
