{"product_id":"r-21ltf","title":"Sharp R-21LTF 1000W Medium-Duty Multi-Power Commercial Microwave","description":"\u003ch2\u003eSharp R-21LTF 1000-Watt Commercial Microwave Oven (1.0 cu ft, Medium Duty, 11 Power Levels, 3-Stage Cooking, 120V)\u003c\/h2\u003e\n\n\u003cp\u003eThe Sharp R-21LTF is the full-featured 1000-watt medium-duty commercial microwave in Sharp's R-21 series. It pairs 10 programmable touchpads with 11 power levels, 3-stage cooking, two-way programming, SelectaPower, Express Defrost, 20-pad capability, and double-quantity programming. The R-21LTF is the right unit for operations that need touchpad menu consistency plus the multi-stage and multi-power control that simpler units like the R-21LVF cannot provide.\u003c\/p\u003e\n\n\u003cp\u003eThe R-21LTF is built around the same 1.0 cubic foot stainless steel cavity as the rest of the R-21 series and shares the same 1000W magnetron, 14-amp draw, and NEMA 5-15P plug. The differentiator is the control sophistication: 11 power levels (versus 1 on the R-21LVF), 3-stage cooking (versus single stage on R-21LVF), and 20-pad capability that expands the 10 visible touchpads to 20 programmable menu slots.\u003c\/p\u003e\n\n\u003cp\u003eThe R-21LTF is UL listed and NSF certified.\u003c\/p\u003e\n\n\u003ch3\u003eBest Use Cases for the R-21LTF\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHealthcare tray lines that re-thermalize multi-component meals where each component needs a different power level in sequence\u003c\/li\u003e\n\u003cli\u003eSandwich shops and salad concepts with 15 to 20 hot menu items needing pre-programmed consistency\u003c\/li\u003e\n\u003cli\u003eQuick-service restaurants where staff turnover requires push-button operation across many menu items\u003c\/li\u003e\n\u003cli\u003eHotel breakfast programs re-thermalizing breakfast sandwiches, oatmeal, and pastries on staged cycles\u003c\/li\u003e\n\u003cli\u003eConvenience store hot-case programs with 15+ pre-packaged hot food SKUs\u003c\/li\u003e\n\u003cli\u003eSchool cafeterias and university dining where menu compliance is required across shifts\u003c\/li\u003e\n\u003cli\u003eBakeries needing multi-stage defrost-then-warm cycles for frozen dough and pre-portioned fillings\u003c\/li\u003e\n\u003cli\u003eCatering operations that pre-program portion cycles for repeat menu items\u003c\/li\u003e\n\u003cli\u003eCoffee shop chains that want menu standardization across multiple locations\u003c\/li\u003e\n\u003cli\u003eAny operation already using a touchpad microwave that wants step-up power and stage control without paying for heavy-duty 1800 to 2200-watt units\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e11 Power Levels and 3-Stage Cooking\u003c\/h3\u003e\n\n\u003cp\u003eThe R-21LTF has 11 power levels (versus 1 on the R-21LVF and 5 on most touchpad units in this category) and 3-stage cooking, which means a single program can run up to three sequential power levels in one cycle. For example, a frozen pastry can defrost at low power for 45 seconds, heat at full power for 30 seconds, then hold at half power for 15 seconds before signaling done. Multi-stage cooking is essential for healthcare tray lines, multi-component plated meals, and any operation re-thermalizing menu items where the entree, side, and sauce need different heating profiles.\u003c\/p\u003e\n\n\u003cp\u003eSelectaPower is Sharp's variable-power feature that allows the operator to set any of the 11 power levels mid-cycle without restarting. SelectaPower combined with 3-stage cooking is what separates the R-21LTF from simpler touchpad microwaves on the market.\u003c\/p\u003e\n\n\u003ch3\u003eTwo-Way Programming and 20-Pad Capability\u003c\/h3\u003e\n\n\u003cp\u003eTwo-way programming means each of the 10 physical touchpads can store two different menu programs: one for the default press and one for a secondary access mode (typically a shift-key press or extended press). This effectively doubles the menu capacity from 10 to 20 programmed items without taking up additional control panel real estate.\u003c\/p\u003e\n\n\u003cp\u003eExpress Defrost and double-quantity programming are the same as on the R-21LVF: automatic defrost cycle and doubled cycle time for two portions at once.\u003c\/p\u003e\n\n\u003ch3\u003e1000 Watts and Medium-Duty Throughput\u003c\/h3\u003e\n\n\u003cp\u003eAt 1000 watts of output, the R-21LTF re-thermalizes a typical 10-ounce pre-chilled entree in 60 to 75 seconds, melts cheese on a sandwich in 15 to 25 seconds, and defrosts a half-pound portion in 90 to 120 seconds. Output is identical to the R-21LCFS and R-21LVF because all three units share the same magnetron and cavity. The differentiator is the control sophistication, not the cooking power.\u003c\/p\u003e\n\n\u003cp\u003eThe R-21LTF draws 14 amps on a 120V circuit. The unit ships with a power cord and standard NEMA 5-15P plug.\u003c\/p\u003e\n\n\u003ch3\u003e1.0 Cubic Foot Cavity\u003c\/h3\u003e\n\n\u003cp\u003eThe 1.0 cu ft stainless steel cavity accommodates standard 10-inch and 12-inch plates, half-size steam table pans (12.75 by 10.4 inches), and most pre-packaged single-serving items. Stationary ceramic deck with stirrer fan distribution.\u003c\/p\u003e\n\n\u003ch3\u003eConstruction\u003c\/h3\u003e\n\n\u003cp\u003eDoor, cavity, and outer wrapper are all stainless steel. NSF\/ANSI 4 sanitation construction. Durable side-hinged see-through door with tempered glass. Sealed membrane touchpad with LED display.\u003c\/p\u003e\n\n\u003ch3\u003eComparison to R-21LVF (Single Power Touchpad)\u003c\/h3\u003e\n\n\u003cp\u003eThe R-21LTF and R-21LVF share the same output (1000W), cavity (1.0 cu ft), and electrical hookup. The differences are control sophistication. R-21LTF has 11 power levels, 3-stage cooking, two-way programming (20 menu slots), SelectaPower, and Express Defrost. R-21LVF has 1 power level, single stage, 10 buttons, and Express Defrost. Choose R-21LTF if multi-stage cooking and multiple power levels matter. Choose R-21LVF if 10 single-power buttons are enough.\u003c\/p\u003e\n\n\u003ch3\u003eComparison to R-22GTF (Heavy-Duty 1200W)\u003c\/h3\u003e\n\n\u003cp\u003eThe R-22GTF is a heavy-duty 1200W single-cavity dual-magnetron unit with the same touchpad sophistication (11 power levels, 3-stage cooking, 20-pad capability, SelectaPower, Express Defrost) on a 17-amp 120V circuit with NEMA 5-20P plug. Choose R-22GTF if you need heavy-duty throughput; choose R-21LTF if medium-duty 1000W is sufficient and you want to stay on a 14-amp draw.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eR-21LTF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSharp Commercial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuty Class\u003c\/td\u003e\n\u003ctd\u003eMedium duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e1000 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCavity Capacity\u003c\/td\u003e\n\u003ctd\u003e1.0 cubic foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003eDigital programmable touchpad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Levels\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgrammable Buttons\u003c\/td\u003e\n\u003ctd\u003e10 computerized touchpads, 20-pad capability via two-way programming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooking Stages\u003c\/td\u003e\n\u003ctd\u003e3-stage cooking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelectaPower\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpress Defrost\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTwo-Way Programming\u003c\/td\u003e\n\u003ctd\u003eYes (doubles menu capacity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDouble-Quantity Programming\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor\u003c\/td\u003e\n\u003ctd\u003eSide-hinged see-through, stainless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCavity Deck\u003c\/td\u003e\n\u003ctd\u003eStationary (no turntable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDoor Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCavity Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Wrapper\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e120V \/ 60Hz \/ 1-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmperage\u003c\/td\u003e\n\u003ctd\u003e14 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug Type\u003c\/td\u003e\n\u003ctd\u003eNEMA 5-15P (standard household plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL, NSF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Requirements\u003c\/h3\u003e\n\n\u003ch4\u003eInstallation Checklist\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDedicated 120V, 15 or 20 amp circuit with NEMA 5-15R outlet\u003c\/li\u003e\n\u003cli\u003eOutlet positioned within 4 feet of the unit's rear panel for the included cord\u003c\/li\u003e\n\u003cli\u003eManufacturer-specified air clearance on all sides\u003c\/li\u003e\n\u003cli\u003eCountertop or shelf rated for the unit's weight\u003c\/li\u003e\n\u003cli\u003eStable, level installation surface\u003c\/li\u003e\n\u003cli\u003eAir intake unobstructed by walls, shelves, or stored equipment\u003c\/li\u003e\n\u003cli\u003eDoor swing path clear of adjacent equipment\u003c\/li\u003e\n\u003cli\u003eInitial programming session scheduled to set up the 10 to 20 menu presets across two-way programming slots\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat is the R-21LTF used for?\u003c\/h4\u003e\n\u003cp\u003eMedium-duty commercial microwave with 11 power levels, 3-stage cooking, and 20-pad menu capability for healthcare tray lines, sandwich shops, quick-service restaurants, hotel breakfast, convenience stores, and any operation running 50 to 100 cycles per day that needs multi-stage cooking and menu sophistication.\u003c\/p\u003e\n\n\u003ch4\u003eWhat does 3-stage cooking mean?\u003c\/h4\u003e\n\u003cp\u003eA single program can run up to three sequential power levels in one cycle. For example, defrost at low power, heat at full power, then hold at half power, all in one continuous cycle.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is SelectaPower?\u003c\/h4\u003e\n\u003cp\u003eSharp's variable-power feature that allows the operator to set any of the 11 power levels mid-cycle without restarting. Combined with 3-stage cooking, it gives the operator fine-grained energy control.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is two-way programming?\u003c\/h4\u003e\n\u003cp\u003eEach of the 10 physical touchpads stores two different menu programs: one for the default press and one for a secondary access mode. This doubles menu capacity from 10 to 20 programmed items.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the difference between R-21LTF and R-21LVF?\u003c\/h4\u003e\n\u003cp\u003eSame output and cavity. R-21LTF has 11 power levels, 3-stage cooking, two-way programming (20 menu slots), SelectaPower, and Express Defrost. R-21LVF has 1 power level, single stage, and 10 buttons.\u003c\/p\u003e\n\n\u003ch4\u003eHow many cycles per day can the R-21LTF handle?\u003c\/h4\u003e\n\u003cp\u003eRoughly 50 to 100 cycles per day. Operations running more than 100 cycles per day should buy a heavy-duty unit like the R-22GTF (1200W) or R-CD1800M (1800W).\u003c\/p\u003e\n\n\u003ch4\u003eWhat electrical hookup does it need?\u003c\/h4\u003e\n\u003cp\u003eDedicated 120V, 15 or 20 amp circuit with NEMA 5-15R outlet. Draws 14 amps at full power. Cord and NEMA 5-15P plug included.\u003c\/p\u003e\n\n\u003ch4\u003eIs it NSF and UL listed?\u003c\/h4\u003e\n\u003cp\u003eYes, UL listed for safety and NSF certified for sanitation.\u003c\/p\u003e\n\n\u003ch4\u003eCan I run this on a food truck?\u003c\/h4\u003e\n\u003cp\u003eYes if the food truck generator or shore power supplies a stable 120V, 15 or 20 amp dedicated circuit and the unit has manufacturer-specified clearance.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the warranty?\u003c\/h4\u003e\n\u003cp\u003eSharp Commercial standard warranty applies. Contact us with the order confirmation for specific warranty terms.\u003c\/p\u003e\n\n\u003ch4\u003ePricing and ordering?\u003c\/h4\u003e\n\u003cp\u003eContact us for current pricing, lead time, and freight quote on the Sharp R-21LTF.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/therestaurantwarehouse.com\/products\/r-21ltf#product\",\n      \"name\": \"Sharp R-21LTF 1000W Commercial Microwave, 1.0 cu ft, 11 Power Levels, 3-Stage Cooking\",\n      \"sku\": \"R-21LTF\",\n      \"mpn\": \"R-21LTF\",\n      \"url\": \"https:\/\/therestaurantwarehouse.com\/products\/r-21ltf\",\n      \"image\": [\"https:\/\/cdn.shopify.com\/s\/files\/1\/0373\/1000\/5307\/files\/R-21LCFS.jpg?v=1620407965\"],\n      \"description\": \"Sharp R-21LTF 1000-watt medium-duty commercial microwave with full programmable controls. 1.0 cu ft stainless steel cavity, 10 touchpads with 20-pad capability, 11 power levels, 3-stage cooking, two-way programming, SelectaPower, Express Defrost, double-quantity programming, stainless steel door, cavity, and outer wrapper. 120V\/60\/1-ph, 14 amp, NEMA 5-15P. 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