Wirewound Resistors - Through Hole .75watt 49.9ohm 1% Product overview: NS1/249R90FB12 from Vishay / Dale is a Resistor for current limiting, voltage division, biasing, sensing, termination, and precision electronic circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Through-Hole, 49.9ohm. Search-friendly keywords include resistor, SMD, current sense, precision, termination, Through-Hole, 49.9ohm, Through Hole Resistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 53-NS1/249R90FB12 can be used for catalog matching and distributor lookup.
NS-1/2 49.9 1% B12
Manufacturer: Vishay
Storage Condition: Dry storage cabinet & Humidity protection package
Win Source Part Number: 1082735-NS1/249R90FB
Packaging: Bulk
Termination: Axial
Length: 7.92 mm
Contact Plating: Lead, Tin
Mounting: SMD (SMT)
Tolerance: 1 %
Temperature Coefficient: 20 ppm/°C
Composition: Wirewound
Weight: 229.999681 mg
Resistance: 49.9 Ω
Power Rating: 750 mW
Diameter: 1.98 mm
Categories: Through Hole Resistors
Case / Package: Ceramic
Alternative Parts (Cross-Reference): RS01A49R90FB12; RS1\449R90FE12; RW80U49R9FB12; G00351R10FB1280NS124
Popularity: Low
Fake Threat In the Open Market: 56 pct.
Supply and Demand Status: Shortage
Maximum Operating Temperature: 250 °C
Mount: Through Hole
RoHS: Non-Compliant
Radiation Hardening: No
Min Operating Temperature: -65 °C
| ERSAELECTRONICS PTE. LTD. | New Yorker Electronics Co., Inc. | Win Source Electronics | |
|---|---|---|---|
| Product Category | Resistors | Wirewound Resistors | Resistors |
| Product Number | 53-NS1/249R90FB12 | 3110-NS1/249R90FB12 | 1082735-NS1/249R90FB12 |
| Product Name | Through-Hole 49.9ohm Resistor | Wirewound Resistors | Through Hole Resistors - NS1/249R90FB12 |
| Technology / Construction | Wirewound | Ceramic Composition; Wirewound | |
| Resistance Range | 49.9 ohms | 49.9 ohms | 49.9 ohms |
| Tolerance | 1 +/- % | 1 +/- % | 1 +/- % |
| Temperature Coefficient | 20 ±ppm/°C | 20 ±ppm/°C |