{"product_id":"2w-metal-film-resistors-1-percent-tolerance-10pack","title":"2W Metal Film Resistors 1% Tolerance 1Ω–1MΩ — 10-Pack (Select Value)","description":"\u003ch2\u003e2W Metal Film Resistors — 1% Tolerance, 1Ω–1MΩ (10-Pack)\u003c\/h2\u003e\u003cp\u003eThese \u003cstrong\u003e2W metal film resistors\u003c\/strong\u003e offer \u003cstrong\u003e1% tolerance\u003c\/strong\u003e and \u003cstrong\u003e±100ppm\/°C temperature coefficient\u003c\/strong\u003e in a larger body capable of dissipating \u003cstrong\u003e2 watts\u003c\/strong\u003e continuously. Available in values from \u003cstrong\u003e1Ω to 1MΩ\u003c\/strong\u003e, they are the preferred choice for power supply circuits, current sensing shunts, dummy loads, and any application where 1\/4W resistors are insufficient.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e2W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTolerance\u003c\/td\u003e\n\u003ctd\u003e±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValue Range\u003c\/td\u003e\n\u003ctd\u003e1Ω – 1MΩ (E96 series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n\u003ctd\u003e±100ppm\/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Code\u003c\/td\u003e\n\u003ctd\u003e5-band (4 value bands + 1 tolerance band)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eMetal film on ceramic substrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Voltage\u003c\/td\u003e\n\u003ctd\u003e500V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e−55°C to +155°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Pitch\u003c\/td\u003e\n\u003ctd\u003eStandard through-hole (axial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e10 pieces (single value per pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003e2W vs 1\/4W — When to Use 2W\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eRecommended Rating\u003c\/th\u003e\n\u003cth\u003eExample\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED current limiting (5V, 20mA)\u003c\/td\u003e\n\u003ctd\u003e1\/4W\u003c\/td\u003e\n\u003ctd\u003e5²\/220Ω = 113mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply bleeder resistor\u003c\/td\u003e\n\u003ctd\u003e2W\u003c\/td\u003e\n\u003ctd\u003e12²\/100Ω = 1.44W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sense shunt (1A, 1Ω)\u003c\/td\u003e\n\u003ctd\u003e2W\u003c\/td\u003e\n\u003ctd\u003e1²×1Ω = 1W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDummy load (12V, 100mA)\u003c\/td\u003e\n\u003ctd\u003e2W\u003c\/td\u003e\n\u003ctd\u003e12²\/120Ω = 1.2W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose 2W Metal Film?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2W Power Rating\u003c\/strong\u003e — Handles higher current and voltage applications safely\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1% Tolerance\u003c\/strong\u003e — Precision value for accurate current sensing and voltage division\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e±100ppm\/°C\u003c\/strong\u003e — Stable resistance over temperature; critical for current sense accuracy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e500V Max Voltage\u003c\/strong\u003e — Suitable for mains-connected bleeder and snubber circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Noise\u003c\/strong\u003e — Metal film construction for clean signal in sensitive circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower supply bleeder resistor (discharge filter capacitors)\u003c\/li\u003e\n\u003cli\u003eCurrent sensing shunt (low-value, high-power)\u003c\/li\u003e\n\u003cli\u003eDummy load for power supply testing\u003c\/li\u003e\n\u003cli\u003eVoltage divider in high-voltage circuits\u003c\/li\u003e\n\u003cli\u003eRC snubber resistor in SMPS and motor drives\u003c\/li\u003e\n\u003cli\u003eGate resistor for MOSFET\/IGBT switching circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: How do I read a 5-band 2W resistor color code?\u003c\/strong\u003e\u003cbr\u003eA: Bands 1–3 = significant digits, Band 4 = multiplier, Band 5 = tolerance (brown = ±1%). Example: Red-Red-Black-Brown-Brown = 220 × 10 = 2.2kΩ ±1%.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Should I derate 2W resistors in enclosed enclosures?\u003c\/strong\u003e\u003cbr\u003eA: Yes — derate to 50–70% of rated power in enclosed or high-temperature environments. Use 1.0–1.4W maximum for reliable long-term operation.\u003c\/p\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e10× 2W Metal Film Resistor (selected value, 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