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PRO-PHY450-3SI

Compact 3-Channel UHF/LTE 450 MHz Tx Hybrid Combiner
Description
  • The PRO-PHY series of hybrid combiners has been designed to help identify the optimum solution for combining several transmitters into one antenna.
  • All hybrid combiners are suitable for 19” rack mounting.
  • Single isolators fitted as standard.
  • High performance Broadband Hybrid 380-470 MHz fitted as standard.
  • Available in 2 versions: Tx 50 W per ch. version and Tx 100 W per ch. version (See Ordering).
  • Please specify the frequencies for Tx when ordering.
  • As standard the combiner will come with black painted front plate. If requested,
    please ask for a front plate with alu-look.
Specification
Electrical
Model PRO-PHY450-3SI
Frequency 380 – 470 MHz
Max. Input Power 50 W / 100 W
Spacing Tx-Tx ≤ 10 MHz
Insertion Loss < 6.2 dB
Impedance 50 Ω
Isolation Tx-Tx For TX-TX spacing up to 2 MHz : > 70 dB @ 25 °C
For TX-TX spacing up to 5 MHz : > 60 dB @ 25 °C
For TX-TX spacing up to 10 MHz : > 55 dB @ 25 °C
VSWR < 1.5:1
No. of channels 3
Environmental
Operating temperature range -30 °C to +60 °C Reduced specifications around the limit temperatures
Storage temperature range -30 °C to +60 °C
Mechanical
Connection(s) N(f)
Historic Brand Amphenol Procom
Dimensions 19″ x 2 HU x 400/500 mm
(482.6 x 88.1 x 400/500 mm) /
19 x 3.47 x 15.75/19.69 in.
Weight 50 W : Approx. 6.2 kg / 13.64 lb.
100 W : Approx. 9.7 kg / 21.34 lb.
Ordering Codes
Model Product No. Max. Input Power

PRO-PHY450-3SI/380-470/50W

 220000754 50W

PRO-PHY450-3SI/380-470/100W

 220000755 100W
Additional Information
Mechanical Outline

PRO PHYxxx 3SI Holeplacing

All dimensions are given in mm [in.]

PROCOM A/S reserves the right to amend specifications without prior notice
PROCOM A/S • Smedetoften 12 DK 3600 Frederikssund • Denmark
Generated : 2026-06-27 Version 1