{"product_id":"exfo-fiberbasix-epm-50-optical-power-meter-300-hour-battery-high-accuracy-sm-mm","title":"EXFO FiberBasix EPM-50 Optical Power Meter – 300-Hour Battery, High Accuracy, SM \u0026MM","description":"\u003ch2\u003eEXFO FiberBasix EPM-50 Optical Power Meter — 300-Hour Battery, Field-Ready Precision\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEXFO FiberBasix EPM-50\u003c\/strong\u003e is a professional-grade optical power meter trusted by fiber optic technicians worldwide for its exceptional \u003cstrong\u003e300-hour battery life\u003c\/strong\u003e, high-accuracy \u003cstrong\u003eInGaAs detector\u003c\/strong\u003e, and rugged field-ready design. Whether you're performing insertion loss testing on an FTTH network, verifying optical power levels in a data center, or maintaining telecom infrastructure, the EPM-50 delivers reliable, repeatable measurements with \u003cstrong\u003e0.01dB resolution\u003c\/strong\u003e and \u003cstrong\u003e±5% power uncertainty\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eCompact at just \u003cstrong\u003e500g\u003c\/strong\u003e and powered by standard \u003cstrong\u003e3 AA batteries\u003c\/strong\u003e, the EPM-50 is the go-to optical power meter for field technicians who need a dependable, low-maintenance tool that won't run out of power mid-job. Pair it with the \u003cstrong\u003eEXFO ELS-50 light source\u003c\/strong\u003e for a complete, matched insertion loss test set.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e🔋 \u003cstrong\u003e300-hour battery life\u003c\/strong\u003e on 3 standard AA batteries — weeks of field use without recharging\u003c\/li\u003e\n  \u003cli\u003e🎯 \u003cstrong\u003eInGaAs detector\u003c\/strong\u003e — high sensitivity and accuracy across SM and MM fiber\u003c\/li\u003e\n  \u003cli\u003e📊 \u003cstrong\u003e0.01dB resolution\u003c\/strong\u003e with \u003cstrong\u003e±5% power uncertainty\u003c\/strong\u003e for precise loss measurements\u003c\/li\u003e\n  \u003cli\u003e📡 \u003cstrong\u003eModulation signal recognition\u003c\/strong\u003e: 270Hz, 1kHz, 2kHz tones — identify signal sources in live networks\u003c\/li\u003e\n  \u003cli\u003e📱 Multiple display units: \u003cstrong\u003edB, dBm, W\u003c\/strong\u003e — flexible readout for any workflow\u003c\/li\u003e\n  \u003cli\u003e🔗 Reference value setting for \u003cstrong\u003einsertion loss (IL) measurements\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e⚖️ \u003cstrong\u003eUltra-compact: 500g\u003c\/strong\u003e — lightweight enough for all-day field carry\u003c\/li\u003e\n  \u003cli\u003e🔌 Compatible with standard fiber connectors for SM and MM fiber types\u003c\/li\u003e\n  \u003cli\u003e🤝 Pairs perfectly with the \u003cstrong\u003eEXFO ELS-50 light source\u003c\/strong\u003e for a complete IL test kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eFiber optic \u003cstrong\u003einsertion loss (IL) testing\u003c\/strong\u003e on FTTH\/FTTx networks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptical power verification\u003c\/strong\u003e at patch panels, splitters, and splice points\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData center\u003c\/strong\u003e fiber infrastructure commissioning and maintenance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTelecom network\u003c\/strong\u003e maintenance and troubleshooting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCATV \/ HFC\u003c\/strong\u003e optical power level verification\u003c\/li\u003e\n  \u003cli\u003eField acceptance testing for new fiber installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInGaAs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFiber Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle-mode (SM) and Multimode (MM)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Uncertainty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±5%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Units\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003edB, dBm, W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModulation Recognition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e270 Hz, 1 kHz, 2 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference Setting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes (for insertion loss measurement)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 × AA batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBattery only (3 × AA)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is the EXFO EPM-50 used for?\u003c\/h3\u003e\n\u003cp\u003eThe EXFO EPM-50 is an optical power meter used to measure optical power levels and perform \u003cstrong\u003einsertion loss (IL) testing\u003c\/strong\u003e on fiber optic networks. It is commonly used in FTTH\/FTTx deployment, data center fiber commissioning, telecom maintenance, and CATV network verification.\u003c\/p\u003e\n\n\u003ch3\u003eHow long does the EPM-50 battery last?\u003c\/h3\u003e\n\u003cp\u003eThe EPM-50 runs on \u003cstrong\u003e3 standard AA batteries\u003c\/strong\u003e and delivers an exceptional \u003cstrong\u003e300-hour battery life\u003c\/strong\u003e — far longer than most competing optical power meters. This makes it ideal for extended field deployments without the need for recharging or carrying spare battery packs.\u003c\/p\u003e\n\n\u003ch3\u003eDoes the EPM-50 support both single-mode and multimode fiber?\u003c\/h3\u003e\n\u003cp\u003eYes. The EPM-50's InGaAs detector supports both \u003cstrong\u003esingle-mode (SM)\u003c\/strong\u003e and \u003cstrong\u003emultimode (MM)\u003c\/strong\u003e fiber, making it versatile for a wide range of fiber optic testing applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhat modulation frequencies does the EPM-50 recognize?\u003c\/h3\u003e\n\u003cp\u003eThe EPM-50 can recognize modulation tones at \u003cstrong\u003e270Hz, 1kHz, and 2kHz\u003c\/strong\u003e, allowing technicians to identify signal sources and perform tone-based fiber identification in live or multi-fiber environments.\u003c\/p\u003e\n\n\u003ch3\u003eWhat light source pairs with the EXFO EPM-50?\u003c\/h3\u003e\n\u003cp\u003eThe EPM-50 is designed to pair with the \u003cstrong\u003eEXFO ELS-50 light source\u003c\/strong\u003e for a complete, matched insertion loss test set. Using matched EXFO equipment ensures calibration consistency and accurate IL measurements.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the difference between the EPM-53 and EPM-53X?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEPM-53\u003c\/strong\u003e and \u003cstrong\u003eEPM-53X\u003c\/strong\u003e are variant models in the EXFO FiberBasix EPM series. Key differences include wavelength range, connector compatibility, and measurement range. Please refer to the variant comparison table or contact us for guidance on which model best suits your application.\u003c\/p\u003e\n\n\u003ch3\u003eHow accurate is the EXFO EPM-50?\u003c\/h3\u003e\n\u003cp\u003eThe EPM-50 offers \u003cstrong\u003e0.01dB resolution\u003c\/strong\u003e and \u003cstrong\u003e±5% power uncertainty\u003c\/strong\u003e, providing the measurement accuracy required for professional fiber optic insertion loss testing and optical power verification in both field and lab environments.\u003c\/p\u003e\n\n\u003ch3\u003eIs the EXFO EPM-50 suitable for FTTH testing?\u003c\/h3\u003e\n\u003cp\u003eYes. The EPM-50 is widely used for \u003cstrong\u003eFTTH and FTTx fiber testing\u003c\/strong\u003e, including verifying optical power at ONTs, measuring splice and connector loss, and performing end-to-end insertion loss tests on fiber drops and distribution networks.\u003c\/p\u003e","brand":"EXFO","offers":[{"title":"Default Title","offer_id":52368651419960,"sku":null,"price":489.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/7923\/4648\/files\/EPM-53OPM.png?v=1778742571","url":"https:\/\/comway-technology.myshopify.com\/es\/products\/exfo-fiberbasix-epm-50-optical-power-meter-300-hour-battery-high-accuracy-sm-mm","provider":"Fusion Splicer Store","version":"1.0","type":"link"}