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X-ray tube assembly

X-ray tube assembly
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X-ray tube assembly

Product catalog summary

Overview

This document provides detailed technical specifications and application information for various models of X-ray tubes designed primarily for medical diagnostic and portable X-ray radiography equipment. All products comply with IEC standards and are integrated with high voltage transformers in a single housing.

1. Model NKQ-0.6/1.8-125

  • Designed for portable X-ray radiography with dual focal points: 1.8 mm (large) and 0.6 mm (small).
  • Maximum tube voltage: 125 kV; minimum operating voltage: 40 kV.
  • Anode nominal input power: 5300 W (large focus), 1270 W (small focus).
  • Weight varies by version: 0.4 kg to 1.2 kg.
  • Maximum tube current: 100 mA (large focus), 25 mA (small focus).
  • Maximum filament current: 3.5 A for both foci; filament voltage ranges from 6.5–7.2 V (large) and 2.5–3.1 V (small).
  • Anode heat capacity: 30 kJ (NKQ10/NKQ10SB) and 40 kJ (NKQ10R/NKQ10SBR).
  • Maximum anode heat dissipation: 275 W to 600 W depending on model.

2. Model NKQ-1.0/2.0-100

  • Intended for portable X-ray radiography with focal points of 1.0 mm (small) and 2.0 mm (large).
  • Maximum tube voltage: 100 kV.
  • Rotating anode with tungsten target, 70 mm diameter, target angle 15°–17.5°.
  • Anode speed approximately 2800 rpm (50 Hz) and 3400 rpm (60 Hz).
  • Weight up to 1.5 kg.
  • Maximum filament current: 5.5 A; filament voltage ranges: small filament 7–10 V, large filament 10–13 V.
  • Anode heat capacity: 100,000 J; continuous power: 410 W.
  • Specific time power (0.1 s, three-phase full wave): 20 kW (small focus), 40 kW (large focus).
  • Intrinsic filtration approximately 1.0 mm Al at 50 kV.

3. Model NKQ-1.5-85

  • Used mainly in medical diagnostic X-ray machines with a single focal point of 1.5 mm.
  • Maximum tube voltage: 85 kV.
  • Tungsten target with 23° target angle.
  • Filament characteristic: max current 2.5 A, voltage 2.6 ± 0.7 V.
  • Weight: ≤0.16 kg.
  • Anode nominal input power (1s): 1.4 kW.
  • Filament heating frequency: 0–25 kHz.

4. Model NKQ-1.0/2.6-100

  • Medical diagnostic X-ray tube with small focus 1.0 mm and large focus 2.6 mm.
  • Maximum tube voltage: 100 kV.
  • Tungsten target with 19° target angle.
  • Filament max current 4.5 A; filament voltage: small filament 3.7 ± 0.6 V, large filament 7 ± 0.8 V.
  • Weight: ≤0.65 kg.
  • Anode nominal input power (1s): 1.1 kW (small focus) / 3.5 kW (large focus).
  • Filament heating frequency: 0–25 kHz.

5. Model NKQ-1.0/2.0-125 (Portable Diagnostic)

  • Medical diagnostic X-ray tube with small focus 1.0 mm and large focus 2.0 mm.
  • Maximum tube voltage: 125 kV.
  • Tungsten target, 90 mm diameter, 17.5° target angle.
  • Filament current 5.5 A; filament voltage ranges: small focus 7–9 V, large focus 10–13 V.
  • Weight: ≤1.5 kg.
  • Anode nominal input power (1s): 30 kW (small focus), 50 kW (large focus).
  • Filament heating frequency: 0–25 kHz.

6. Model NKQ-1.0/2.0-125 (Rotating Anode Diagnostic)

  • Rotating anode X-ray tube for general diagnostic use.
  • 74 mm diameter tungsten surface molybdenum target.
  • Focal points: 2.0 mm (large), 1.0 mm (small).
  • Maximum tube voltage: 125 kV with three-phase generator.
  • Input energy (0.1 s): Large focus 43–47 kW, small focus 21–22 kW.
  • Anode speed: minimum 2700 rpm (50 Hz), 3200 rpm (60 Hz).
  • Resistance between tube sleeve and low voltage terminal: minimum 2 MΩ.
  • Operating temperature range: 16–75 °C.
  • Intermittent operation mode.
  • Dimensions: length 485 mm, max diameter 153 mm.
  • Target angle: 16°; permanent filtration: 1.0 mm Al at 75 kV.
  • Additional filtration available up to 2.5 mm Al.
  • Leakage technical factor: 125 kV, 4 mA.
  • X-ray coverage: 354 × 354 mm at SID 750 mm.
  • Weight approximately 18 kg.

7. Model NKQ-E7239

  • Rotating anode X-ray tube for general diagnostic use.
  • 74 mm diameter tungsten surface molybdenum target.
  • Focal points: 2.0 mm (large), 1.0 mm (small).
  • Maximum tube voltage: 125 kV with three-phase generator.
  • Input energy (0.1 s): Large focus 42.5–47 kW, small focus 21–22.5 kW.
  • Anode speed: minimum 2700 rpm (50 Hz), 3200 rpm (60 Hz).
  • Resistance between tube sleeve and low voltage terminal: minimum 2 MΩ.
  • Operating temperature range: 16–75 °C.
  • Intermittent operation mode.
  • Dimensions: length 479 mm, max diameter 152.4 mm.
  • Target angle: 16°; permanent filtration: 0.9 mm Al at 75 kV.
  • Additional filtration available up to 2.4 mm Al.
  • Leakage technical factor: 125 kV, 4 mA.
  • X-ray coverage: 354 × 354 mm at SID 750 mm.
  • Weight approximately 16 kg.

8. Model NKQ-E7843

  • Rotating anode X-ray tube for general diagnostic use.
  • 74 mm diameter tungsten surface molybdenum target.
  • Focal points: 1.2 mm (large), 0.6 mm (small).
  • Maximum tube voltage: 150 kV with three-phase generator.
  • Input energy (0.1 s): Large focus 46–50 kW, small focus 20–22 kW.
  • Anode speed: minimum 2700 rpm (50 Hz), 3200 rpm (60 Hz).
  • Resistance between tube sleeve and low voltage terminal: minimum 2 MΩ.
  • Operating temperature range: 16–75 °C.
  • Intermittent operation mode.
  • Dimensions: length 479 mm, max diameter 152.4 mm.
  • Target angle: 12°; permanent filtration: 1.3 mm Al at 75 kV.
  • Additional filtration available up to 2.8 mm Al.
  • Leakage technical factor: 150 kV, 3.4 mA.
  • X-ray coverage: 430 × 430 mm at SID 1000 mm.
  • Weight approximately 16 kg.

9. Model NKQ-E7242

  • Rotating anode X-ray tube for general diagnostic use.
  • 74 mm diameter tungsten surface molybdenum target.
  • Focal points: 1.5 mm (large), 0.6 mm (small).
  • Maximum tube voltage: 125 kV with three-phase generator.
  • Input energy (0.1 s): Large focus 47–50 kW, small focus 16.5–18 kW.
  • Anode speed: minimum 2700 rpm (50 Hz), 3200 rpm (60 Hz).
  • Resistance between tube sleeve and low voltage terminal: minimum 2 MΩ.
  • Operating temperature range: 16–75 °C.
  • Intermittent operation mode.
  • Dimensions: length 479 mm, max diameter 152.4 mm.
  • Target angle: 14°; permanent filtration: 0.9 mm Al at 75 kV.
  • Additional filtration available up to 2.4 mm Al.
  • Leakage technical factor: 125 kV, 4 mA.
  • X-ray coverage: 354 × 354 mm at SID 710 mm.
  • Weight approximately 16 kg.

10. Model NKQ-E7252

  • Rotating anode X-ray tube for general diagnostic use.
  • 74 mm diameter tungsten surface molybdenum target.
  • Focal points: 1.2 mm (large), 0.6 mm (small).
  • Maximum tube voltage: 150 kV for radiography, 125 kV for fluoroscopy with three-phase generator.
  • Input energy (0.1 s): Large focus 40.6–75 kW (depending on frequency), small focus 14.2–27 kW.
  • Anode speed: minimum 2700 rpm (50 Hz), 3200 rpm (60 Hz), 9700 rpm (180 Hz).
  • Resistance between tube sleeve and low voltage terminal: minimum 2 MΩ.
  • Operating temperature range: 16–75 °C.
  • Intermittent operation mode.
  • Dimensions: length 476 mm, max diameter 152.4 mm.
  • Target angle: 12°; permanent filtration: 0.9 mm Al at 75 kV.
  • Additional filtration available up to 2.4 mm Al.
  • Leakage technical factor: 150 kV, 3.4 mA.
  • X-ray coverage: 430 × 430 mm at SID 1000 mm.
  • Weight approximately 18 kg.

Summary of Key Technical Parameters

ModelFocus (mm)Max Tube Voltage (kV)Anode TypeTarget MaterialTarget Angle (°)Anode Heat Capacity (kJ)Weight (kg)Filament Current (A)Filament Voltage (V)
NKQ-0.6/1.8-1250.6 / 1.8125StationaryNot specifiedNot specified30-400.4 - 1.23.52.5-7.2
NKQ-1.0/2.0-1001.0 / 2.0100RotatingTungsten15-17.5100≤1.55.57-13
NKQ-1.5-851.585Not specifiedTungsten23Not specified0.162.52.6 ± 0.7
NKQ-1.0/2.6-1001.0 / 2.6100Not specifiedTungsten19Not specified0.654.53.7 ± 0.6 / 7 ± 0.8
NKQ-1.0/2.0-125 (Portable)1.0 / 2.0125Not specifiedTungsten17.5Not specified1.55.57-13
NKQ-1.0/2.0-125 (Rotating)1.0 / 2.0125RotatingTungsten surface molybdenum16Not specified~18Not specifiedNot specified
NKQ-E72391.0 / 2.0125RotatingTungsten surface molybdenum16Not specified~16Not specifiedNot specified
NKQ-E78430.6 / 1.2150RotatingTungsten surface molybdenum12Not specified~16Not specifiedNot specified
NKQ-E72420.6 / 1.5125RotatingTungsten surface molybdenum14Not specified~16Not specifiedNot specified
NKQ-E72520.6 / 1.2150 (radiography), 125 (fluoroscopy)RotatingTungsten surface molybdenum12Not specified~18Not specifiedNot specified

Critical Information and Recommendations

  • All models comply with IEC standards ensuring safety and performance consistency.
  • Rotating anode tubes are preferred for higher power and continuous diagnostic applications due to better heat dissipation.
  • Filament current and voltage specifications must be strictly followed to avoid damage and ensure optimal X-ray output.
  • Operating temperature range for rotating anode tubes is 16–75 °C; intermittent operation mode is recommended.
  • Permanent and additional filtration values are provided to optimize X-ray beam quality and patient safety.
  • Leakage technical factors are specified to ensure radiation safety compliance.
  • Weight and size vary significantly between portable and stationary diagnostic tubes, influencing equipment design and portability.
See more

Catalog excerpts

X-ray tube assembly-1

 专为X射线拍片设备而设计 Designed for use with X-ray radiography equipment  该 X 射线管有 1.8 焦点 和 0.6 焦点 The X-ray tube has 1.8 focal points and 0.6 focal points  可使用最大管电压为125 kV NKQ-0.6/1.8-125 The maximum tube voltage available is 125 kV  与高压变压器安装在同一壳体 内 Installed in the same housing as the high voltage transformer  产品版本符合IEC标准 The product version complies with IEC standards  适配于各类便携式x光机使用 Suitable for all kinds of portable X-ray machines 主要参数(Main parameter) X 射线管最大管电压（Maximum tube voltage of X-ray tube）：125 kV X 射线管最小工作电压（Minimum operating voltage of X-ray tube） ：40KV 阳极标称输入功率（Anode nominal input power）： 大焦（Large Focus）:.5300W 小焦（Small Focus）:1270 W 重量（weight） NKQ10-0.6/1.8-125:0.4 kg NKQ10-0.6/1.8-125SB:1.0 kg NKQ10-0.6/1.8-125SBR:1.2 kg 绝对最大与最小额定值(Absolute maximum and minimum ratings) X 射线管标称电压 (IEC60613) （Nominal voltage of X-ray tube）： 125 kV X 射线管最小工作电压（Minimum operating voltage of X-ray tube） ：40 kV X 射线管最大管电流 (IEC60613)（MMaximum filament currentm tube current of an X-ray tube） ： 大焦（Large Focus） :100 mA 小焦（Small Focus） : 25 mA 最大灯丝电流（Maximum filament

 Open the catalog to page 1
X-ray tube assembly-2

 专为放射线拍片的设备而设计 Designed for use with X-ray radiography equipment  该 X 射线管有 1.0 焦点和2.0焦 点 The X-ray tube has 1.0 focal points and 2.0 focal points NKQ-1.0/2.0-100  可使用最大管电压为100 kV The maximum tube voltage available is 100 kV  与高压变压器安装在同一壳体内 Installed in the same housing as the high voltage transformer  产品版本符合IEC标准 The product version complies with IEC standards  适配于各类便携式x光机使用 Suitable for all kinds of portable X-ray machines 主要参数(Main parameter) 焦点(Focus)：大焦点(Large Focus) ：2.0 小焦点(Small Focus) ：1.0 X 射线管最大管电压（Maximum tube voltage of X-ray tube）: 100 kV 阳极结构(Anode structure)：旋转阳极(Rotating...

 Open the catalog to page 2
X-ray tube assembly-3

主要参数(Main parameter) (Model number)  主要供医学诊断X射线机配套 使用 It is mainly used for medical diagnostic X-ray machine  该 X 射线管焦点为1.5 The focal point of the X-ray tube is 1.5  可使用最大管电压为85 kV The maximum tube voltage available is 85 kV  与高压变压器安装在同一壳体内 Installed in the same housing as the high voltage transformer  产品版本符合IEC标准 The product version complies with IEC standards  适配于各类便携式x光机使用 Suitable for all kinds of portable X-ray machines 焦点(Focus)：1.5 标称X射线管电压（Nominal X-ray tube voltage）(kV)： 85 灯丝特性(Filament characteristic)(V)：Ifmax=2.5A, Uf=2.6 ±0.7 靶材(Target material)：钨靶(Tungsten target) 靶

 Open the catalog to page 3
X-ray tube assembly-4

主要参数(Main parameter) (Model number)  主要供医学诊断X射线机配套 使用 It is mainly used for medical diagnostic X-ray machine  该 X 射线管小焦点为1.0 大焦 点为2.6 The X-ray tube has a small focus of 1.0 and a large focus of 2.6 NKQ-1.0/2.6-100  可使用最大管电压为100 kV The maximum tube voltage available is 100 kV  与高压变压器安装在同一壳体内 Installed in the same housing as the high voltage transformer  产品版本符合IEC标准 The product version complies with IEC standards  适配于各类便携式x光机使用 Suitable for all kinds of portable X-ray machines 焦点(Focus)：大焦点(Large Focus) ：2.6 小焦点(Small Focus) ：1.0 标称X射线管电压（Nominal X-ray tube voltage）(kV)： 100 灯丝特性(Filament...

 Open the catalog to page 4
X-ray tube assembly-5

主要参数(Main parameter)  主要供医学诊断X射线机配 套使用 It is mainly used for medical diagnostic X-ray machine  该 X 射线管小焦点为1.0 大 焦点为2.0 The X-ray tube has a small focus of 1.0 and a large focus of 2.0  可使用最大管电压为125 kV The maximum tube voltage available is 125 kV  与高压变压器安装在同一壳体 内 Installed in the same housing as the high voltage transformer  产品版本符合IEC标准 The product version complies with IEC standards  适配于各类便携式x光机 使 用 Suitable for all kinds of portable X-ray machines 焦点(Focus)：大焦点(Large Focus)：2.0 小焦点(Small Focus)：1.0 标称X射线管电压（Nominal X-ray tube voltage）(kV)： 125 灯丝特性(Filament characteristic)(V)： 小焦点(Small...

 Open the catalog to page 5
X-ray tube assembly-6

旋转阳极X射线管装置用 于一般诊断用X线装置 The rotating anode X-ray tube device is used for general diagnostic X-ray devices  74mm 直径钨表面钼靶 74mm diameter tungsten surface molybdenum target  此管焦点为 2.0 和 1.0 This tube focus is 2.0 and 1.0  采用三相发生器时，X射线 管电压最大可以达到125kV When the three-phase generator is used, the maximum voltage of the X -ray tube can reach 125kV  产品符合IEC标准 The product version complies with IEC standards 主要参数(Main parameter) 焦点(Focus) (IEC60336:2005): 大焦点(Large Focus)：2.0 小焦点(Small Focus)：1.0 输入能量(Input energy)（0.1 秒时(0.1seconds)）： 50 Hz 60 Hz 大焦点(Large Focus)：43KW 47KW 小焦点(Small Focus)：21KW 22KW...

 Open the catalog to page 6
X-ray tube assembly-7

旋转阳极X射线管装置用于 一般诊断用X线装置 The rotating anode X-ray tube device is used for general diagnostic X-ray devices 74mm diameter tungsten surface molybdenum target  此管焦点为 2.0 和 1.0 This tube focus is 2.0 and 1.0  采用三相发生器时，X射线 管电压最大可以达到125kV When the three-phase generator is used, the maximum voltage of the Xray tube can reach 125kV  产品符合 IEC 标准 The product version complies with IEC standards 主要参数(Main parameter) 焦点(Focus) (IEC60601-1:2005) 大焦点(Large Focus)：2.0 小焦点(Small Focus)：1.0 输入能量(Input energy)（0.1 秒时(0.1seconds)）： 50 Hz 60 Hz 大焦点(Large Focus)：42.5KW 47KW 小焦点(Small Focus)：21KW 22.5KW 阳极速率(Anode...

 Open the catalog to page 7
X-ray tube assembly-8

旋转阳极X射线管装置用于 一般诊断用X线装置 The rotating anode X-ray tube device is used for general diagnostic X-ray devices  74mm 直径钨表面钼靶。 74mm diameter tungsten surface molybdenum target  此管焦点为 1.2 和 0.6 This tube focus is 2.0 and 1.0  采用三相发生器时，X射线 管电压最大可以达到150kV When the three-phase generator is used, the maximum voltage of the Xray tube can reach 150kV  产品符合 IEC 标准 The product version complies with IEC standards 主要参数(Main parameter) 焦点(Focus) (IEC60601-1:2005) 大焦点(Large Focus)：1.2 小焦点(Small Focus)：0.6 输入能量(Input energy)（0.1 秒时(0.1seconds)）： 50 Hz 60 Hz 大焦点(Large Focus)：46KW 50KW 小焦点(Small Focus)：20KW 22KW...

 Open the catalog to page 8
X-ray tube assembly-9

旋转阳极X射线管装置用于 一般诊断用X线装置 The rotating anode X-ray tube device is used for general diagnostic X-ray devices  74mm 直径钨表面钼靶。 74mm diameter tungsten surface molybdenum target  此管焦点为 1.2 和 0.6 This tube focus is 1.5 and 0.6  采用三相发生器时，X射线 管电压最大可以达到150kV When the three-phase generator is used, the maximum voltage of the Xray tube can reach 125kV  产品符合 IEC 标准 The product version complies with IEC standards 主要参数(Main parameter) 焦点(Focus) (IEC60601-1:2005) 大焦点(Large Focus)：1.5 小焦点(Small Focus)：0.6 输入能量(Input energy)（0.1 秒时(0.1seconds)）： 50 Hz 60 Hz 大焦点(Large Focus)：47KW 50KW 小焦点(Small Focus)：16.5KW 18KW...

 Open the catalog to page 9
X-ray tube assembly-10

旋转阳极X射线管装置用 于一般诊断用X线装置 The rotating anode Xray tube device is used for general diagnostic X -ray devices  74mm 直径钨表面钼靶。 74mm diameter tungsten surface molybdenum target  此管焦点为 1.2 和 0.6 This tube focus is 1.5 and 0.6  采用三相发生器时，X射 线管电压最大可以达到 150kV When the three-phase generator is used, the maximum voltage of the X-ray tube can reach 125kV  产品符合 IEC 标准 The product version complies with IEC standards 主要参数(Main parameter) 焦点(Focus) (IEC60601-1:2005) 大焦点(Large Focus)：1.2 小焦点(Small Focus)：0.6 额定X射线管电压(Rated X-ray tube voltage)： 射线照相（radiography）：150kv 透视（Fluoroscopy）：125kv 输入能量(Input energy)（0.1...

 Open the catalog to page 10

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.