Power Electronics: Amplifier Products

Worldwide Service and Support

Find the CPI TWTA/KPA service center nearest to you
Find the CPI SSPA service center nearest to you
Find your nearest MCL service center
Return Product Online Request Form
Register your CPI Power Electronics (PE) satcom products online

CPI's Power Electronics: Amplifier Products is there when and where you need it.
For TWTAs and KPAs:

Customers can call CPI's PE's 24 hour hotline at +1 (650) 846-3600 or toll free in the U.S. and Canada at +1 (800) 231-4818.

For CPI solid state support:

Tel: +1 (905) 873-7000. Also, please see below for SSPA and BUC service centers near you.

Maintenance Agreements

CPI offers Product Maintenance Agreements, which can be customized to meet your individual requirements. Agreements can include installation, maintenance and emergency provisions.

On-Site Installation Assistance

CPI offers customer on-site installation assistance.


CPI offers training classes at CPI Power Electronics: Amplifier Products' service centers or at the customer's site. Classes include: amplifier maintenance, board level replacement, troubleshooting and frequency tuning of klystron power amplifiers.


CPI Power Electronics: Amplifier Products maintains a wide inventory of current and out-of-production TWTs, klystrons and spare parts to support your needs. Klystrons can be purchased on a 24 to 48 hour emergency basis by dialing +1 (905) 702-2203, or +1 (800) 267-JETSAT [+1 (800) 267-5387] when the office is closed. For all other spares orders, including non-emergency klystron orders, please contact your local representative, call +1 (650) 846-3803, or email satcommarketing@cpii.com.

MCL Support

MCL customers will continue to receive the same high level of service that both MCL and CPI provide and customers know they can rely on. Please refer to the chart at the bottom of this page for MCL service locations.

TWT and Klystron Recycling and Disposal

Have a tube you would like to get rid of? CPI knows some people who can help.

CPI Regional TWTA/KPA Service Centers

The Americas

Area Location Contact Info
Rio de Janeiro, Brasil Tel: +55 (21) 2567 8898
Tel: +55 (21) 99981 8257
Email: comercial@engsat.com.br
Rio de Janeiro, Brasil Tel: +55 (21) 3232 4705
Master Servicos e Comercio Ltda
São Paulo, Brasil Tel: +55 (11) 3461 2660 or
Tel: +55 (11) 8456 3518
North America
CPI SMP Satcom Products, Georgetown
45 River Drive
Georgetown, ON
Tel: +1 (905) 877-0161
Email: satcomserviceNA@cpii.com
Corporacion de Alta Tecnologia SAC
Lima, Peru Tel: +51 (1) 372-0210 or
Tel: +51 (1) 271-4101

Asia and Pacific

Area Location Contact Info
Ultra Electronics
Mitchell, Australia Tel: +61 (2) 6242 9443
Email: david.vowles@ultra-electronics.com.au
China - Beijing, CPI Beijing, China Tel: +86 (10) 5109-5369
Email: service@prodigy.net.cn
China - Shanghai
Shanghai Tian Wo Network Technology Co. Ltd
Shanghai, China Tel: +86 (21) 5266-9658
Email: ydzhang@online.sh.cn
India North, NW
ADSAT Engineers Pvt. Ltd.
Delhi, India Tel: +91 (11) 4557 6716
Email: adsat@adsat.in
India Northeast
Satcom Elektronics Pvt. Ltd.
Kolkata, India Tel: +91 (33) 2357 8947
Email: service@satcomlimited.com
PT Tri Satkom Mandiri
Jakarta, Indonesia Tel: +62 (21) 88352789
Email: soedarno@trisatkom.co.id
Foresight Techno Co., Ltd.
Tokyo, Japan Tel: +81 (3) 5665-9270
Email: cpi@foresight-t.co.jp
Transcontinental Enterprise Co. Ltd.
Taipei, Taiwan Tel: +886 (2) 8792-2777

Europe, Africa, and The Middle East

Area Location Contact Info
Istanbul, Turkey Tel: +90.216.3295600
Fax: +90.216.3290299
Email: kemal.incir@svstelekom.com.tr
Western Europe,
Middle East, and Africa
Harderwijk, Netherlands Tel: +31 (341) 414500
Email: satcomserviceEMEA@cpii.com

MCL Service Centers

Area Location Contact Info
Cavalcanti Haroldo Street, 380/303
Recreio dos Bandeirantes
Rio de Janeiro, Brazil
Tel: +55 (21) 2567-8898
Tel: +55 (21) 9981-8257
Fax: +55 (21) 2567-8898
Email: Mr. Ronaldo Carvalho Email: Mr. Felipe Rosario
c/o Satwave Techologies, Inc.
603 ACE Dongbaek Tower 1-Dong
16-4 Dongbaekjungang-Ro, 16 Beon-Gil
Gilheung-Gu, Yongin-Si, Gyeonggi-Do
Korea, Republic of 17015
Tel: +82 (031) 377-7660
Tel: +82 (010) 9650-1007
Fax: +82 (031) 376-7663
Email: Mr. Ho-Young Lee
Esenkent Mah. Baraj Yolu Cad.
Emirgen Sok. No: 3
34776 Istanbul, Turkey
Tel: +90.216.3295600
Fax: +90.216.3290299
Email: Mr. Kemal Incir
United Arab Emirates
Powerlink MEA FZE
125 M2 Warehouse Q4-151
PO Box 122665
UAE-Sharjah Airport International Freezone
Tel: +971 (65) 579714
Fax: +971 (65) 579718
Email: Mr. Yousif A.R. Yousif
United Kingdom
Powerlink UK
Unit 33, Murrell Green Business Park
London Road, Hook
Hampshire RG27 9GR, UK
Tel: +44 (1256) 767550
Fax: +44 (1256) 767551
Web: www.powerlink-ltd.com
Email: Mr. David Matthews

SSPA and BUC Service Centers

Area Location Contact Info
All solid state products
and accessories
C, Ku, Ka, X Bands
CPI Canada
45 River Drive
Georgetown Ontario Canada L7G 2J4
Mon-Fri 8am-5pm
Tel: +1 (905) 877-0161
Email: sspaservice@cpii.com Fax: +1 (905) 873-7416
Tel: Afterhours support: +1 (905) 873-7000
Tel: Toll Free US/Canada: +1 (800) 267-5387
C and Ku-Band BUCs
and accessories
ADSAT Engineers Private Ltd.
Delhi Mumbai
Tel: +91 (11) 45576716
Tel: +91 (11) 47026716
Email: adsat@airtelmail.in
C and Ku-Band BUCs
and accessories
SPC Electronics America Inc.
6680 Jones Mill Crt
Norcross, Georgia 30092 USA
Tel: Toll free +1 (877) 362-8745
Fax: +1 (770) 441-2380
Email: service@spcamerica.com
C and Ku-Band BUCs
and accessories
S2C2 Satcom
Bangkok Thailand
Tel: +66 2 516 1667
Fax: +66 (2) 516 1013
Email: csivertz@loxinfo.co.th
C and Ku-Band BUCs
and accessories
Kayen Solutions Ltd
Sandy Farm Business Centre
Sandy Roads, The Sands Farnham
Surrey GU 10 1PX UK
Tel: +44 (0)1252 782772
Fax: +44 (0) 8707 052 492
Email: repairs@kayen.co.uk
C and Ku-Band BUCs
and accessories
Prodigy China
Feifan Langtian Tech. Co, Ltd.
Tel: +86(10) 5109 5366/67/68
Fax: +86(10) 5109 5370
Email: service@prodigy.net.cn