Product Overview of PM DWDM module 
   	 		 			|  			 PM DWDM module 4CH,8CH,16CH Optical WDM equipment with ABS BOX   			    			1x4, 1x8, 1x16 Polarization Maintaining DWDM Module   			    			GEZHI GEZHI offers 1x4, 1x8, 1x16 or customized PM DWDM Module with 50GHz, 100GHz or 200GHz Channel spacing. It is characterized with low IL, high return loss, high extinction ratio and excellent environmental stability and reliability. They are ideal for CATV System, DWDM network, and high-speed communication system.   			   			 |  		
 	 
   
   
   Features & Applications of  PM DWDM module 
  Features:
  High Extinction Ratio
 High Stability and Reliability
  Low Insertion Loss
 High return loss
  High Channel Isolation
  
   
  Applications:
  CATV System
  EPON/GPON
  WDM System
   
   
   Specifications of PM DWDM module 
   	 		 			 			 				 					 						| Parameters |  						Unit |  						Values |  					  					 						| Channel Number |  						/ |  						4CH |  						8CH |  						16CH |  					  					 						| Center Wavelength |  						nm |  						ITU Grid |  					  					 						| Channel Spacing |  						GHz |  						50GHz; 100GHz; 200GHz |  					  					 						| Channel Passband (@-0.5dB) |  						nm |  						50GHz: >0.1; 100GHz: >0.22; 200GHz: >0.5 |  					  					 						| Insertion Loss |  						dB |  						≤2.0 |  						≤3.2 |  						≤5.0 |  					  					 						| Isolation |  						Adjacent |  						dB |  						≥25 |  					  					 						| Non-adjacent |  						dB |  						≥35 |  					  					 						| Extinction Ratio |  						dB |  						≥18 |  					  					 						| Return Loss |  						dB |  						≥50 |  					  					 						| Wavelength Thermal Stability |  						nm/℃ |  						≤0.003 |  					  					 						| Insertion Loss Thermal Stability |  						dB/℃ |  						≤0.005 |  					  					 						| Max Power Handling (CW) |  						W |  						0.3, 1, or 2 |  					  					 						| Tensile Load |  						N |  						≤5 |  					  					 						| Operating Temperature |  						℃ |  						-5~+75 |  					  					 						| Storage Temperature |  						℃ |  						-40~+85 |  					  					 						| Package Dimension |  						mm |  						100x80x10 |  						100x80x10 |  						120x80x18 |  					  				 			  			 |  			  |  		
 	 
   
   
  Dimensions
  
   
   
  Odering Information of PM DWDM module  
   PMdWDM-XXX-XX/XX-XX-X-XX-XX-XX-XX-XX
   	 		 			 			 				 					 						| ①Channel Spacking |  						050=50GHz; 100=100GHz; 200=200GHz |  					  					 						| ②Channel Number; |  						04=1x4; 08=1x8; 16=1x16 |  					  					 						| ③First Channel Wavelength: |  						C21=1560.61nm; C23=1558.98nm; S=Specify |  					  					 						| ④Last Channel Wavelength: |  						C21=1560.61nm; C23=1558.98nm; S=Specify |  					  					 						| ⑤Working Axis: |  						B=Both axis working; F=Slow Axis working, Fast axis blocked |  					  					 						| ⑥Fiber Type : |  						PM1550; S=Specify |  					  					 						| ⑦Power Handling: |  						0L=0.3W; 01=1W; 02=2W |  					  					 						| ⑧Package Dimensions: |  						A1=100x80x10mm; A2=120x80x18mm; S=Specify |  					  					 						| ⑨Pigtail Type: |  						00=bare fiber; 09=900um loose tube |  					  					 						| ⑩Fiber Length: |  						08=0.8m; 10=1m; S=Specify |  					  					 						| ⑪Connector Type: |  						FA=FC/APC; FP=FC/UPC; SA=SC/APC; SP=SC/UPC; S=Specify |  					  				 			  			 |  			  |  		
 	 
   
   
  FAQ 
  Q1:Can I have a sample order? What is your MOQ of PM DWDM?
  A1:Sample order is welcome to test and check quality. We don't MOQ, 1pcs sample is available.  Also Mixed samples are acceptable.
  Q2: What's the Lead time?
  A2: The normal lead time is about 1week, For big quantity and special products. Please check lead time with our sales representative. But we keep stock for some products, could ship 1-3 days after receiving payment. 
  Q3: What are the payment terms?
  A3: Payment term: T/T, Paypal, Western union,cash payment, ALI etc.
  Q4: What is your warranty time of PM DWDM? 
 A4: 3 years' warranty.
  Q5: Could I use our own logo, label and package? 
 A5: Yes, we could provide OEM service which according to your requirements, design products label, logo, PN, SN, package.