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8 In 2 Out Poi Point Of Interface 50Ω Ip67 High Reliability Dcs Cdma Td Wlan

Product Details:
Place of Origin: china
Brand Name: ZD
Certification: RoHS
Model Number: ZD-POI-91821-8NF2NF
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Standard exporting cartons or as customer required
Delivery Time: 5-8 work days
Payment Terms: D/P, T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 100pcs one month
  • Detail Information
  • Product Description

Detail Information

VSWR: ≤1.3 PIM(2x43dBm Inputs): ≤-150dBc
Application: IP67 Impedance: 50Ω
Weight: 14.3kg (approx.) Dimensions: 280x250x149
High Light:

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Product Description

RF GSM DCS CDMA TD WCDMA WLAN High Directivity 8 IN 2 OUT POI Combiner

  • Feature
  • Multi-system Signals Transmission
  • low Intermodulation Value
  • low Insertion, High Isolation
  • Compact Design with 19" Technology
  • Cost-efficiency and Modular Design
  • Cabinets or Racks
  • High Reliability
  • Low Cost Design, Design to Cost
  • RoHS Compliant
  • N , DIN 4.3-10 Connectors
  • Customized Designs Available
  • Application
  • POI is used to combine more channels from mobile communication base stations of several operators and networks in the multiple use of outdoor antenna systems and for in-house coverage.
  • POI is used to combine more than three mobile communication channels, thus allowing several service providers to jointly use more antenna feeder cables or more antennas.


Mechanical Properties


  Input Port Rx/Tx (MHz)
Input Frequency Bands* GSM900 934-960/889-915
GSM1800 1805-1830/1710-1735
TD - LTE (F) 1885-1915
TD - LTE (E) 2320-2370
CDMA800 865-880/820-835
LTE FDD1.8G 1860-1880/1765-1785
LTE FDD2.1G 2110-2130/1920-1940
GSM1800/LTE FDD1.8G 1830-1860/1735-1765
WCDMA2100 2130-2170/1940-1980
Power Rating 200W per BES TRx port
BTS(No. Of BTS Ports)

1 x TRx for duplex GSM900

1 x TRx for duplex GSM1800

1 x TRx for duplex TD - LTE (F)

1 x TRx for duplex TD - LTE (E)

1 x TRx for duplex CDMA800

1 x TRx for duplex LTE FDD1.8G

1 x TRx for duplex GSM1800/LTE FDD1.8G

1 x TRx for duplex WCDMA210

No. Of Antenna Ports 2 x TRx  
Impedance 50Ω  
Pass band Ripple



BRS TRX(Isolation Between BTS TRx Ports)

GSM1800-GSM1800/LTE FDD1.8G≥25dB


-GSM1800/LTE FDD1.8G-LTE FDD1.8G≥25dB

WCDMA2100-LTE FDD2.1G≥25dB




VSWR ≤1.3
PIM(2x43dBm inputs) ≤-150dBc in specified uplink bands at BTS TRx por
RF Connectors

DIN-female (BTS and antenna ports)

N-female (BTS and antenna ports)-Optional

SMA - female (monitor port)

Monitor Port 9 x input (-40±2dBc) & (2+2) x output (-40±2dBc)
Operating Humidity 5 to 95% (relative)
Operating Temperature -40 to 55℃
Weight 14.3kg (approx.)
Dimensions 280x250x149(approx,.excluding connectors)
Mounting Wall mount, or floor standing
Application IP67


Company Information:

1. We have our own R&D team and have 17 R&D engineers,with independent R&D lab,can quickly provide upmarket product customerization services for customers.
2. We have 6 passive components production lines,150 employees,adopt advanced automatic screw machine,production capacity can up to 5000PCS/ per day.
3. Owning full set of available testing equipment to guarantee the quality of products.
4. Adopt advanced ATE testing system,owning full frequency of Intermodulation test equipment,perfect ERP management system and blameless process quality control system to promise the high qualification rate.
5. Our factory have more than 8 years production experience on antenna and passive components,have a rich product category and high cost-effective,is the leader in antenna and the passive communications industry in China.



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