CYBERPOWER 

CyberPower CSB300W Essential 3-Outlets Surge Suppressor Wall Tap Plug

Mfg Part Number:  CSB300W  
Image may not reflect the actual item.
Price: $29.99
Quantity:
In Stock: 91
Last Updated: Feb 23, 2026
No Sales Tax except these states
, PO and Wire.

The Essential Surge Protector CSB300W offers vital surge protection for common home and office devices such as computers and electronics. It prevents spikes in energy caused by storms and electrical power surges from reaching your electronic equipment. The CSB300W provides 900 joules of protection, 3 outlets, and a wall tap plug.

Features of the CSB300W include metal oxide varistor (MOV) technology, an EMI/RFI noise filter, LED status indicators, and impact-resistant casing. This compact surge suppressor comes with a Limited Lifetime Warranty and a Connected Equipment Guarantee.

Main Specification
General Information
Manufacturer CyberPower Systems, Inc
Manufacturer Part Number CSB300W
Manufacturer Website Address https://www.cyberpowersystems.com/
Brand Name CyberPower
Product Line Essential Surge
Product Model CSB300W
Product Name CSB300W Essential 3 - Outlet Surge Protector with 900 J Surge Suppression
Product Type Surge Suppressor/Protector
Technical Information
Plug/Connector Type NEMA 5-15P
Receptacles 3 x NEMA 5-15R
Protection Type Surge
Let Through Rating UL1449
Features LED Indicator
Power Description
Maximum Line Current 15 A
Surge Energy Rating 900 J
Circuit Breaker No
Clamp Voltage 800 V
Controls/Indicators
Status Indicators
  • Grounded (Green)
  • Protected (Green)
    		•
    Physical Characteristics
    Color Family White
    Product Color White
    Product Material Plastic
    Form Factor Direct Plug
    Height 2.5"
    Width 5.1"
    Depth 1.4"
    Weight (Approximate) 6.35 oz
    Miscellaneous
    Additional Information
  • Physical Dimensions - (WxHxD) (cm) : 13.0 x 6.38 x 3.63 (cm)
  • Physical Dimensions - (WxHxD) (in) : 5.12 x 2.51 x 1.43 (in)
  • Physical Dimensions - (WxHxD) (mm) : 130 x 64 x 36 (mm)
  • Weight (kg) : 0.18
  • Weight (lb) : 0.4
  • Shipping Dimensions - (WxHxD) (cm) : 16.51 x 6.99 x 6.35 (cm)
  • Shipping - Dimensions (WxHxD, in) : 6.5 x 2.75 x 2.5 (in)
  • Shipping - Dimensions (WxHxD, mm) : 165.1 x 69.85 x 63.5 (mm)
  • Shipping - Weight (kg) : 0.22
  • Shipping - Weight (lb) : 0.48
  • Circuit Breaker : None
  • Cord Length : Walltap
  • Input Plug Type : NEMA 5-15P
  • Maximum Input Current : 15A
  • Plug Style : Wall Tap
  • Outlets - Total : 3
  • Outlet Type COMPUTED : 3 - NEMA 5-15R
  • USB Charge Port : No
  • Attenuation : 32 dB
  • Clamping Voltage : 800V (H-N, H-G, N-G)
  • Coax Protection RG6 COMPUTED : None
  • EMI/RFI Filtration COMPUTED : 150 KHz
  • Maximum Surge Current : 45000 A
  • Maximum Surge Current H-G : 15000 A
  • Maximum Surge Current H-N : 15000 A
  • Maximum Surge Current N-G : 15000 A
  • Maximum Surge Voltage : 6000 V
  • Response Time : <1 Nanosecond
  • Surge Suppression (Joules) : 900 J
  • Attenuation : 32 dB
  • Clamping Voltage : 800V (H-N, H-G, N-G)
  • Coax Protection RG6 COMPUTED : None
  • EMI/RFI Filtration COMPUTED : 150 KHz
  • Maximum Surge Current : 45000 A
  • Maximum Surge Current H-G : 15000 A
  • Maximum Surge Current H-N : 15000 A
  • Maximum Surge Current N-G : 15000 A
  • Maximum Surge Voltage : 6000 V
  • Response Time : <1 Nanosecond
  • Surge Suppression (Joules) : 900 J
  • Color : White
  • Form Factors Supported : Direct Plug
  • Material of Construction : Plastic
  • Environmental : RoHS Compliant
  • Safety : UL1449 3rd Edition
  • CEG Amount : $50000
  • Connected Equipment Guarantee : Lifetime
  • Product Warranty : Limited Lifetime Warranty
    		•
    Certifications & Standards

    UL1449 3rd Edition
    Environmental Compliance Restriction of Hazardous Substances (RoHS)
    Warranty
    Limited Warranty Lifetime
    Directly Connected Equipment Guarantee $50000 Lifetime
    product information
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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