{"product_id":"motorola-rdu4100","title":"Motorola RDU4100","description":"\u003cdiv style=\"max-width: 920px; line-height: 1.7;\"\u003e\n\n\u003cdiv style=\"border-left: 4px solid #e8811a; padding-left: 20px; margin-bottom: 24px;\"\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: 700; margin: 0 0 6px 0; letter-spacing: -0.3px;\"\u003eMotorola RDU4100: Discontinued — Replaced by the Motorola CP100d\u003c\/h2\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; margin: 0; font-weight: 600; text-transform: uppercase; letter-spacing: 1.2px;\"\u003eDiscontinued Model • UHF 438-470 MHz • 4 Watts • 10 Channels • See the Recommended Replacement Below\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border: 1px solid #e8811a; border-radius: 6px; padding: 18px 22px; margin-bottom: 32px; background-color: rgba(232, 129, 26, 0.10);\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; margin: 0 0 8px 0;\"\u003e⚠ This Radio Has Been Discontinued\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; margin: 0;\"\u003eThe Motorola RDU4100 is no longer manufactured or available for purchase — Motorola has retired the entire RDX series. For new orders we recommend its direct replacement, the Motorola CP100d — a current dual-mode analog and digital UHF business radio that covers the same on-site use with a clear digital upgrade path. Already running RDU4100 radios and need batteries or accessories? Call our team at 1-800-507-6002.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size: 16px; margin-bottom: 26px;\"\u003eThe \u003cstrong\u003eMotorola RDU4100\u003c\/strong\u003e was a rugged 4-watt UHF business two-way radio from the RDX Series, engineered for reliable, high-performance on-site communication across 89 business-exclusive frequencies with FCC narrowband compliance. It paired military-grade construction with enhanced audio to keep warehouse, retail, and job-site teams connected — and today that role is filled by the current Motorola CP100d.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 20px; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 8px; border-bottom: 2px solid #e8811a; display: inline-block;\"\u003eWhat the RDU4100 Offered\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 16px; margin-bottom: 36px;\"\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003e4-Watt UHF Power\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eStrong, clear coverage across 89 business-exclusive UHF channels for dependable on-site range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003e10 Channels\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eEnough channel capacity to keep multiple teams or departments organized on a single fleet.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eMilitary-Grade Durability\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eMet MIL-SPEC standards for dust, wind, shock, and vibration — built for demanding work environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eEnhanced Audio\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eMagnetic speaker field reduction kept transmissions clear in loud, busy spaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eAdvanced VOX Capability\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eHands-free operation with compatible accessories for users who needed both hands on the job.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 3px solid #e8811a; padding: 14px 18px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #e8811a; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 6px 0;\"\u003eCustom Programming \u0026amp; Cloning\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; margin: 0;\"\u003eUser-specific setup with a tricolor LED status interface and easy radio-to-radio cloning via an optional cable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"font-size: 20px; font-weight: 700; margin: 0 0 18px 0; padding-bottom: 8px; border-bottom: 2px solid #e8811a; display: inline-block;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; margin-bottom: 34px; width: 100%;\" cellspacing=\"0\" cellpadding=\"10\" border=\"1\"\u003e\n\u003cthead\u003e\u003ctr style=\"background-color: #ffffff; color: #000000;\"\u003e\n\u003cth align=\"left\"\u003eFeature\u003c\/th\u003e\n\u003cth align=\"left\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotorola RDU4100 (Discontinued)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotorola RDX Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBand \/ Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUHF: 438–470 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 (89 business-exclusive frequencies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAudio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMagnetic Speaker Field Reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDurability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMIL-STD 810 C\/D\/E\/F — Dust, Wind, Shock, Vibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 15 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgrammable Buttons\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLicense Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Year Manufacturer Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDiscontinued — replaced by the Motorola CP100d\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3 style=\"font-size: 20px; font-weight: 700; margin: 0 0 16px 0; padding-bottom: 8px; border-bottom: 2px solid #e8811a; display: inline-block;\"\u003eRecommended Replacement: Motorola CP100d\u003c\/h3\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 14px;\"\u003eNow that the RDX series is retired, the Motorola CP100d Non-Display is the direct replacement for the RDU4100. It delivers the same simple, rugged UHF push-to-talk the RDU-series was known for and adds dual-mode analog and digital operation — so you can run alongside legacy radios today and migrate to clearer digital audio at your own pace. Need more channels and a display? The Motorola BPR50dX and the compact Motorola EVX-S24 are strong step-up options, and you can keep an existing fleet running with CP100d accessories. Browse more current options in our business two-way radios collection.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size: 20px; font-weight: 700; margin: 0 0 20px 0; padding-bottom: 8px; border-bottom: 2px solid #e8811a; display: inline-block;\"\u003eWhere the RDU4100 Was Used\u003c\/h3\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 26px;\"\u003eThe RDU4100 was a no-license, no-nonsense workhorse for warehouses, retail floors, and light-industrial job sites that needed dependable push-to-talk coverage without a complex radio system. Teams looking for that same license-free simplicity today should explore the Mag One series or our broader range of license-free two-way radios.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center; margin: 32px 0;\"\u003e\u003ca href=\"\/products\/motorola-cp100d-portable-radio\"\u003eSee the Recommended Replacement →\u003c\/a\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2 style=\"margin-top: 40px; font-size: 22px; font-weight: 700;\"\u003eFrequently Asked Questions About the Motorola RDU4100\u003c\/h2\u003e\n\u003ch3 style=\"margin-top: 16px;\"\u003e\n\u003cspan style=\"color: #e8811a;\"\u003e•\u003c\/span\u003e Is the Motorola RDU4100 discontinued?\u003c\/h3\u003e\n\u003cp\u003eYes. Motorola has discontinued the RDU4100 and the entire RDX series, so it is no longer manufactured. The recommended current replacement is the Motorola CP100d. For fleet pricing or migration help, call 1-800-507-6002.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 16px;\"\u003e\n\u003cspan style=\"color: #e8811a;\"\u003e•\u003c\/span\u003e What is the best replacement for the Motorola RDU4100?\u003c\/h3\u003e\n\u003cp\u003eThe Motorola CP100d is the closest match — a current UHF business radio with both digital and analog operation for an easy upgrade path. For more channels and a step up in features, the Motorola BPR50dX is a strong option.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 16px;\"\u003e\n\u003cspan style=\"color: #e8811a;\"\u003e•\u003c\/span\u003e Can I still get batteries and accessories for the RDU4100?\u003c\/h3\u003e\n\u003cp\u003eIn many cases, yes. Compatible batteries, chargers, antennas, and audio accessories may still be available — call our team at 1-800-507-6002 and we'll help you find parts or plan a fleet upgrade.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 16px;\"\u003e\n\u003cspan style=\"color: #e8811a;\"\u003e•\u003c\/span\u003e What were the range and power of the Motorola RDU4100?\u003c\/h3\u003e\n\u003cp\u003eThe Motorola RDU4100 was a 4-watt UHF radio operating on 89 business-exclusive frequencies with up to 10 channels, delivering strong on-site coverage for warehouses, retail floors, and job sites. The current Motorola CP100d provides comparable coverage with a digital upgrade path.\u003c\/p\u003e\n\u003ch3 style=\"margin-top: 16px;\"\u003e\n\u003cspan style=\"color: #e8811a;\"\u003e•\u003c\/span\u003e Was the Motorola RDU4100 durable enough for tough job sites?\u003c\/h3\u003e\n\u003cp\u003eYes. The Motorola RDU4100 met MIL-SPEC standards for dust, wind, shock, and vibration, and used magnetic speaker field reduction to keep audio clear in loud environments — making it a reliable choice for demanding industrial work.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Motorola Solutions","offers":[{"title":"Default Title","offer_id":51995641184541,"sku":"RDU4100","price":309.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/6332\/1629\/files\/Motorola_RDU4100_Is_No_Longer_Available.png?v=1783534056","url":"https:\/\/datecksolutions.com\/products\/motorola-rdu4100","provider":"Dateck Solutions","version":"1.0","type":"link"}