FA-120 系列
12AWG火灾报警电缆，实心或绞合裸铜导体
FA-120系列是一款高性能精密电流检测电阻产品线，专为满足现代电子系统的严苛要求而设计。该系列电阻器通过精良的工程实现精准可靠的电流检测，可广泛应用于电源管理、电机控制和电池监测系统，成为这些领域的关键元件。凭借其低阻值、高功率额定值以及出色的热稳定性特性，FA-120系列能够为工业电子和消费电子设备提供精确的电流测量与高效的能量管理方案。
该系列的核心优势在于其采用低温漂系数（TCR）的先进设计，可在宽温范围内将阻值变化控制在最小范围。这一特性确保其在温度波动环境中仍能保持稳定性能，特别适合汽车电子、工业设备及可再生能源系统应用。同时，其低电感设计能有效满足高频应用需求，既可降低信号失真风险，又能提升整体系统精度。FA-120系列还提供紧凑型表面贴装封装，可在空间受限的设计中实现高性能的无缝集成。
FA-120系列尤其适用于需要精确电流监测与控制的应用场景，如电源转换器、逆变器和电机驱动器等。其坚固的结构设计与高功率处理能力，使其成为大电流应用的可靠选择，包括电动汽车（EV）充电系统、光伏逆变器和工业自动化设备。此外，该系列也广泛应用于智能手机、笔记本电脑和物联网设备等消费电子领域，其高效的电源管理特性对延长电池续航和优化设备性能至关重要。
综上所述，FA-120系列集精确性、可靠性和多功能性于一体，是工程师寻求高性能电流检测电阻的理想解决方案。其低温漂、低电感和紧凑外形等先进设计特性，可确保在汽车工业、消费电子及可再生能源等多元应用场景中实现最优性能。无论是用于能效提升、系统保护还是性能优化，FA-120系列都能为各类应用提供卓越的价值与可靠性保障。
系列图片（4 张）
常见问答
FA-120 - 型号列表共 32 个型号
| 制造商零件编号 | 价格/库存 | Screen/Shield | Conductor Size | Conductor Material | Conductor Count | Jacket Material | Fire Rating | Conductor Type | Insulation Material | NEC Rating | Standard Package | rohs | Series | Mounting Type | Color | For Use With/Related Products | RoHS | Shield Construction | Screen/Shield Type | Standard Pack: | Shape | Illumination | Switch Type | Other Names | Size | Product Category | Unit Pack | MOQ | EU RoHS | Lens Style/Size | Viewing Angle | Number of LEDs | Type | Optical Pattern | Diameter | Dimensions | Emission Pattern | Height | Kit Contents | Number of Legs | Packaging | 视角 | 系列 | 透镜样式/尺寸 | LED 数 | 光学图像 | 装配类型 | 类型 | 颜色 | 发射图样 | 套件内容 | 高度 | 尺寸 | 支脚数目 | 直径 | Product | Factory Pack Quantity |
|---|
 | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA120BKYE c&k components | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | R | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Shunt Trips | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | 1 | Lead free / RoHS Compliant | F | Snap Fit | Orange | F Series Wall Adapters | - | - | - | - | Rectangular | Non-Illuminated | Pushbutton | *FA120 BK OG | 9.86mm L x 8.59mm W x 10.01mm H | Switch Accessories | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | 1 | Lead free / RoHS Compliant | * | - | - | - | RoHS Compliant | - | - | - | - | - | - | - | - | - | 1 | 100 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
 | 询价 | - | - | - | - | - | - | - | - | - | 288 | Lead free / RoHS Compliant | - | * | Clear | Luxeon Rebel ES, Luxeon A | RoHS Compliant | - | - | - | - | - | - | - | - | - | - | - | Compliant | Round with Flat Top, 16.1mm | 28° ~ 32° | 1 | Lens with Holder | Medium | 16.1mm | 16.1 Dia. x 9.4mm | Medium Angle | 9.4mm | Holder, Lens | 2 | Bulk | 28° ~ 32° | TINA | Round with Flat Top, 16.1mm | 1 | Medium | * | Lens with Holder | Clear | 中角度 | 支架、透镜 | 9.4mm | 16.1 Dia. x 9.4mm | 2 | 16.1mm | - | - |
 | 询价 | - | - | - | - | - | - | - | - | - | 288 | Lead free / RoHS Compliant | - | * | Clear | Luxeon Rebel ES, Luxeon A | RoHS Compliant | - | - | - | - | - | - | - | - | - | - | - | Compliant | Round with Flat Top, 16.1mm | 17° | 1 | Lens with Holder | Spot | 16.1mm | 16.1 Dia. x 9.4mm | Spot | 9.4mm | Holder, Lens | 2 | Bulk | 17° | TINA | Round with Flat Top, 16.1mm | 1 | Spot | * | Lens with Holder | Clear | 光点 | 支架、透镜 | 9.4mm | 16.1 Dia. x 9.4mm | 2 | 16.1mm | - | - |
FA120BKOG C&K Components | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | 1 | Lead free / RoHS Compliant | F | Snap Fit | Green | F Series Wall Adapters | - | - | - | - | Rectangular | Non-Illuminated | Pushbutton | *FA120 BK GN | 9.86mm L x 8.59mm W x 10.01mm H | Switch Accessories | 1 | 100 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA1 200RF/DX/PB TT ELECTRONICS PLC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
 FA-1202C-1-2S-03 12AWG Solid Bare Copper 2 Conductor Shielded Plenum Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | YES | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | FRPVC-FLAME RETARDANT PVC | PLENUM | SOLID CONDUCTOR | FRPVC-FLAME RETARDANT PVC | UL LISTED ART 760 PLENUM - FIRE ALARM | - | - | - | - | - | - | - | OVERALL SHIELD & DRAIN | FOIL SHIELDED - ALUM/MYLAR | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
 FA-1202C-2-2N-03 12AWG 19/0185 Bare Copper 2 Conductor Unshielded Plenum Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | NO | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | FRPVC-FLAME RETARDANT PVC | PLENUM | STRANDED CONDUCTOR | FRPVC-FLAME RETARDANT PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
 FA-1202C-1-1N-03 12AWG Solid Bare Copper 2 Conductor Unshielded Riser Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | NO | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | PVC-POLYVINYL CHLORIDE | RISER | SOLID CONDUCTOR | SRPVC-SEMI-RIGID PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
 FA-1202C-2-1S-03 12AWG 19/0185 Bare Copper 2 Conductor Shielded Riser Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | YES | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | PVC-POLYVINYL CHLORIDE | RISER | STRANDED CONDUCTOR | SRPVC-SEMI-RIGID PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | OVERALL SHIELD & DRAIN | FOIL SHIELDED - ALUM/MYLAR | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA-1202C-1-2N-03 12AWG Solid Bare Copper 2 Conductor Unshielded Plenum Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | NO | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | FRPVC-FLAME RETARDANT PVC | PLENUM | SOLID CONDUCTOR | FRPVC-FLAME RETARDANT PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA-1202C-2-1N-03 12AWG 19/0185 Bare Copper 2 Conductor Unshielded Plenum Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | NO | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | PVC-POLYVINYL CHLORIDE | RISER | STRANDED CONDUCTOR | SRPVC-SEMI-RIGID PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA-1202C-1-1S-03 12AWG Solid Bare Copper 2 Conductor Shielded Riser Red, Fire Alarm Cable APPROVED MANUFACTURERS | 询价 | YES | 12 AWG (AMERICAN WIRE GAUGE) | BARE COPPER | 2 CONDUCTORS | PVC-POLYVINYL CHLORIDE | RISER | SOLID CONDUCTOR | SRPVC-SEMI-RIGID PVC | UL LISTED ART 725 CL3 RISER/760 RISER - FIRE ALARM | - | - | - | - | - | - | - | OVERALL SHIELD & DRAIN | FOIL SHIELDED - ALUM/MYLAR | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA12015A SQUARE D BY SCHNEIDER ELECTRIC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA12020A SQUARE D BY SCHNEIDER ELECTRIC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA12030A SQUARE D BY SCHNEIDER ELECTRIC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA12060A SQUARE D BY SCHNEIDER ELECTRIC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA12060C SQUARE D BY SCHNEIDER ELECTRIC | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA120-R2 BLACK BOX | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA120-R2-10PAK BLACK BOX | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
FA120-R2-25PAK BLACK BOX | 询价 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |