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Announcer: PMR Med Release Time:2026-06-05
Philips TC20 TC30 Power Supply Board
Philips TC20 TC30 ECG Machine Power Supply Board MODEL LPS54-M AC INPUT 100-240V-2A 50HZ 60HZ DC OUT

► Product Overview
The LPS54-M is the OEM power supply board for the Philips PageWriter TC20 and TC30 series electrocardiographs. Manufactured by Astec (Emerson), this board converts the universal AC mains input from a wall outlet into a stable, isolated DC voltage required by the ECG machine's electronics. This single‑output medical‑grade power supply delivers 15 VDC at up to 4A (60W).
The board is designed in an open‑frame configuration with a 2" × 4" footprint and a height of less than 1U (33 mm), fitting seamlessly into the compact chassis of the TC20 and TC30.
► Specification
Model Number | LPS54-M |
Compatible Devices | Philips PageWriter TC20, TC30 ECG machines |
Power Supply Type | ACDC, switch mode, open frame |
Input Voltage (AC) | 90 – 264 VAC (universal / wide range) |
Input Voltage (DC) | 127 – 300 VDC |
Input Frequency | 47 – 440 Hz |
AC Input Marking | 100 – 240 V ~ 2A, 50/60 Hz |
Number of Outputs | 1 |
Output Voltage | 15 VDC |
► Detailed Photos




Tags: Philips TC20 TC30, Power Supply Board, TC20 Board,
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Send your inquiry directly to us
Contact Person:Katie Lee
Tel:8618879071075
Fax:86-188-790-71075