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Battery Backup (UPS)
Tripp Lite
Item#:
9SIAH2MKNU9823
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Eaton Tripp Lite INTERNET550U 550VA 300W Standby UPS - 10 NEMA 5-15R Outlets, 120V, 50/60 Hz, USB, 5-15P Plug, Desktop/Wall Mount -Tower - 4 Hour Recharge - 1.20 Minute Stand-by-120V AC Input-120 V AC Output - 10 x NEMA 5-15R
(103)
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VA:
550 VA
350 VA
550 VA
600 VA
750 VA
900 VA
750 VA / Double-Boost
Protects equipment against blackouts, brownouts, overvoltages, surges and line noise
Keeps AC power running during blackouts to allow time for file saves and safe shutdown
10 NEMA 5-15R outlets power and protect PC, home theater or digital signage equipment
Home-friendly alarm remains silent in backup mode, sounding only when imperative
High >98% efficiency with low BTU ratings saves electricity and lowers your energy costs
+
+
Overview
Specs
Reviews
(103)
Internet Office 120V 550VA 300W Standby UPS, Ultra-Compact Desktop, USB
Learn more about the Tripp Lite INTERNET550U
Best Seller Ranking
#51 in
Battery Backup (UPS)
Model
Brand
TRIPP LITE
Model
INTERNET550U
Input
Input Voltage Range
120V AC
Output
VA Rating
550 VA
Watts
300 Watts
Output Voltage
120Vac +/- 5%
Output Frequency
60 Hz
Outlets
8
Outlet Type
4 UPS outlets, 4 surge-only outlets
Battery
Battery Type
Valve Regulated Lead Acid (VRLA)
Battery Run Time
Half Load Runtime: 5.6 minutes (150 Watts)
Details
Interface Port
USB
Management Software
YES
Approvals
Tested to UL1778 (USA); Tested to CSA (Canada); Tested to NOM (Mexico); Meets FCC Part 15 Category B (EMI); ENERGY STAR Qualified
Surge Protection
Data Line Protection
1 line TEL/DSL (1 in / 1 out)
Surge Energy Rating
420 Joules
Features
Features
550 VA ultra-compact 120V standby UPS
Maintains AC output during power failures
4 UPS battery supported outlets, 4 surge-only outlets
USB port, TEL/DSL protection, Wall mountable, 99% efficient
NEMA 5-15P input plug and 8 NEMA 5-15R outlets
Dimensions & Weight
Dimensions
3.10" x 10.80" x 5.70"
Weight
5.00 lbs.
Additional Information
First Listed on Newegg
November 29, 2025
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
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Return Policies
Return for refund within: 15 days
Return for replacement within: 30 days
This item is covered by
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