本司专业代理美国多克DowKey微波同轴开关，为手货源，产品直接从美国原厂进口，货期价格较具优势，某些常用微波开关常年备有现货以满足客户不时之需，欢迎有需求的客户来电咨询洽谈．
DowKey 411 Failsafe系列微波开关－如型号： 411C-220802A我司现短交期/准现货供应，具体指标请参见如下.
型号：411C-220802A
Specification | Value |
| Product Series | 411 Failsafe |
| Product Status | Available |
| Actuator Coil Type | Failsafe, Position 1 |
| Actuator Coil Voltage | 12 Vdc |
| Actuator Control Signal | TTL Hi, Commercial |
| Directionality | Bidirectional |
| Indicators | No Auxiliary/Indicator Contacts |
| Lead Time Weeks | 1 |
| Max Switching Time (ms) | 20 |
| Mechanical Life Million Cycles Without Hot Switching | 1 |
| Operating Temp High | 65 |
| Operating Temp Low | -25 |
| RF # Common Ports | 2 |
| RF Connector Type | SMA |
| RF Positions, #Ports | 2 |
| RF Stop Freq (ghz) | 18 |
| RF Termination(inactive port) | Reflective, Open |
| Special Options | Mounting Bracket |
| Switch Configuration | Transfer |
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