Description
· Supports NAS systems with up to 8 bays
· Supports up to 180TB/year workload rate
· NASware firmware for compatibility
· Built for small or medium business NAS systems in a 24/7 environment
· Thrives in 24/7 Environments
Specifications
Capacity
4TB
Form Factor
3.5-Inch
Connector
SATA
Interface
SATA
Transfer Rate
up to 180MB/s
Disk Speed (RPM)
5400 RPM
Recording Technology
CMR
Cache Size
128MB
Warranty
3-Year Limited Warranty
Endurance (TBW)
180TB/Year
Dimensions (L x W x H)
146.99mm x 101.6mm x 26.11mm
Weight
0.55kgs
Model Number
WD40EFZZ
Operating Temperature
0°C to 65°C
Non-Operating Temperature
-40°C to 70°C
Certifications
BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL
Product Details
- Brand: Western Digital
- Manufacturer Part No: WD40EFZZ
- Our Part No: HAWD-RD35-4TB-128MB
- Warranty: 60 Months (5 Years)
- Shipping Weight: 0.54 kg
Buying From BITS Perth
Supplied by BITS Perth, a Western Australian IT provider based in Clarkson. Prices are in AUD and include GST. Flat-rate shipping is $15 Australia-wide and free on orders over $1,000. Orders ship in 2–3 business days with full manufacturer warranty.
Need advice or a bulk quote? Call 0477 032 032 or email admin@bitsperth.com.au.






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