Superior Essex 305m, Cat 5e 51-240-11 Leaflet

Product codes
51-240-11
Page of 1
A-57
800.551.8948 | 770.657.6000
All information, content, data, specifications, packaging and part numbers detailed herein 
are subject to change. For the most up to date information, please visit SuperiorEssex.com
Rev 5/13  Ed 12.0
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Solid Annealed
Copper Conductor
Thermoplastic Insulation
Flame Retardant, Weather and
Abrasion Resistant PVC Jacket
Specifications
Pair Count
4
Conductor
Solid annealed copper
AWG (mm)
24 (0.51)
Insulation
Polyolefin
Insulation Colors
Pair 1: ColorTip
 Light Blue, Blue
Pair 2: ColorTip Light Orange, Orange
Pair 3: ColorTip Light Green, Green
Pair 4: ColorTip Light Brown, Brown
Jacket
Tough, flame retardant, weather  
and abrasion resistant PVC
Characteristic Impedance (Ohms)
100 ± 15
Nominal Velocity of Propagation (%)
70
Performance Compliance
UL 444
CSA C22.2 No. 214-08
UL 1581
UL 1666
ANSI/TIA-568-C.2
ANSI/TIA/EIA-570-B
Article 800, NEC (NFPA 70)
NRTL Programs
UL Verified CAT 5e
UL, c(UL) Listed CMR
UL, c(UL) Listed CMX Outdoor
Part Numbers and Physical Characteristics
Part Number¹
Nominal Diameter  
in (mm)
Approx. Weight  
lbs/kft (kg/km)
Package
Packages per Pallet
51-240-x1
0.21 (5.3)
21 (31)
1,000' POP™ box
36
Jacket Colors
¹Replace “x” with:
Beige = 1
Blue = 2
Gray = 3
White = 4
Category 5e 
CMR/CMX Outdoor
Product Description
Superior Essex Category 5e CMR/CMX Outdoor Cable is designed 
for residential indoor/outdoor LAN applications. CAT 5e compliance 
ensures this cable will support 1000BASE-T Gigabit Ethernet. This 
cable easily surpasses the Grade 2 requirements specified in the ANSI/
TIA/EIA-570-B Residential Telecommunications Standard. The CAT 5e 
CMR/CMX Outdoor cable is resistant to cracking after long-term UV 
exposure, making it ideal for installation runs that require the cable to 
be exposed to the elements. This cable is listed as compliant to the 300 
hour weatherometer test and -20°C cold bend test.
Applications
•  10BASE-T through 1000BASE-T Ethernet
•  Power over Ethernet (PoE) – IEEE 802.3af
•  PoE+ – IEEE 802.3at Type 1 and 2
•  ATM and token ring
Features
Benefits
•  Tough, weather resistant  
PVC jacket
•  Increases life of cable by 
providing low temperature 
handling and sunlight resistance; 
cable jacket resists cracking  
over time
•  Combined indoor/outdoor rating •  Reduces inventory by 
eliminating multiple cable types
•  Meets ANSI/TIA-568-C.2 
specification
•  CAT 5e compliance
•  CableID
®
 alpha numeric code 
printed every 2 feet
•  Allows both ends of a cable run 
to be easily identifiable without 
the need to separately label or 
tone the cable
•  QuickCount
®
 marking system  
in feet and meters
•  Provides remaining length  
of cable on reel
•  ColorTip
 Circuit  
Identification System
•  Easily identifiable 
conductor mates even in low  
light environments