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Ổ cứng HPE 759212-B21 600GB SAS 15K 2.5″ SFF

Vân Nguyễn — Wed, 14 Oct 2026 04:09:35 +0000

Ổ cứng SAS 600GB tốc độ 15.000 vòng/phút, chuẩn 2.5″ SFF hot-swap, giao tiếp SAS 12Gb/s, kèm khay Gen8, dùng cho máy chủ HPE ProLiant Gen8 và Gen9.

Mô tả sơ bộ

Ổ cứng HPE 759212-B21 dung lượng 600GB, tốc độ quay 15.000 vòng/phút, giao tiếp SAS 12Gb/s, cho tốc độ truyền dữ liệu lên tới 1,2 GB/s và thời gian truy xuất trung bình chỉ 2,9 ms. Ổ phù hợp cho cơ sở dữ liệu, ảo hóa và các ứng dụng doanh nghiệp cần đọc ghi liên tục.

Ổ thuộc dòng Enterprise SAS, hỗ trợ cắm nóng (hot-swap) nên có thể thay hoặc mở rộng dung lượng mà không cần tắt máy chủ. Thiết kế dual-port tăng độ dự phòng cho hệ thống lưu trữ. Sản phẩm mới 100%, đi kèm khay (tray) tương thích HPE Gen8, lắp đặt dễ dàng và tương thích với nhiều dòng máy chủ HPE ProLiant.

Đây là giải pháp tương thích (3rd party) có chi phí hợp lý hơn so với ổ HPE chính hãng, phù hợp doanh nghiệp vừa và nhỏ muốn mở rộng hoặc thay thế ổ cứng cho máy chủ.

Thông số kỹ thuật

- Model: HPE 759212-B21 (3rd Party Compatible)
- Alternate part numbers: 759548-001, 744995-003
- Capacity: 600GB
- Rotational speed: 15,000 RPM
- Interface: SAS 12Gb/s, dual-port
- Data transfer rate: 1.2 GB/s
- Form factor: 2.5″ SFF (Small Form Factor), hot-swap
- Advanced Format: 512e
- Average seek time: 2.9 ms (max 5.9 ms), track-to-track 0.15 ms
- Dimensions: 3 in x 4.7 in x 0.6 in
- Operating temperature: 10°C to 35°C
- Included: 01 ổ cứng 600GB SAS 15K, 01 khay HP-compatible Gen8 (SmartDrive Carrier)
- Condition: Brand new
- Compatible with HPE ProLiant Gen8: BL420c, BL460c, BL465c, BL660c, D2220sb, DL160, DL320e, DL360e, DL360p, DL380e, DL380p, DL385p, DL560, ML310e, ML350e, ML350p, SL230, SL230s, SL250s, SL270s
- Compatible with HPE ProLiant Gen9: DL160, DL180, DL360, DL380, BL460c, XL230a

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Yealink Cam50

Lý Tuấn Quang — Mon, 09 Oct 2017 22:34:02 +0000

Yealink CAM50 là máy quay video HD 720p dành cho điện thoại IP Yealink SIP-T58V và SIP-T58A. Nó cắm vào điện thoại bằng USB, cho phép bạn cắm và chạy máy quay HD để hội nghị video tại bàn làm việc của bạn. CAM50 có góc nghiêng điều chỉnh và có góc nhìn 70 độ cho toàn cảnh và hỗ trợ cân bằng trắng và tự động phơi sáng. Một cách đơn giản để sử dụng màn trập riêng tư đảm bảo rằng CAM50 chỉ chụp video khi bạn muốn.

Mô tả sơ bộ

Sử dụng với Yealink SIP-T58A và Yealink SIP-T58V
Giao diện: USB
Độ phân giải: 720p ở tốc độ 30 khung hình / giây
Bộ giải mã video: H.264 High Profile, H.264, VP8
Góc view: 63,2 ° H x 38 ° V, đường chéo 70 °
Privacy Shutter: Có

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Cisco SF500-48 48-port 10/100Mbps Stackable Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:17:14 +0000

48 10/100;2 10/100/1000 ports; 4 Gigabit Ethernet (2 combo* Gigabit Ethernet + 2 1GE/5GE SFP).
Performance: Switching capacity 33.6 Gbps.
Stacking : Up to 8 units in a stack. Up to 416 ports managed as a single system with hardware failover.
Support Layer 3 (refer datasheet for more detail).
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and weighted round-robin (WRR), Queue assignment based on DSCP and class of service (802.1p/CoS).
Bảo hành: 12 Tháng

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Cisco SF500-24 24-port 10/100Mbps Stackable Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:16:03 +0000

24 10/100;2 10/100/1000 ports; 4 Gigabit Ethernet (2 combo* Gigabit Ethernet + 2 1GE/5GE SFP).
Performance: Switching capacity 28.8 Gbps.
Stacking : Up to 8 units in a stack. Up to 416 ports managed as a single system with hardware failover.
Support Layer 3 (refer datasheet for more detail).
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and weighted round-robin (WRR), Queue assignment based on DSCP and class of service (802.1p/CoS).
Bảo hành: 12 Tháng

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Cisco SF300-48PP 48-port 10/100Mbps PoE Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:13:49 +0000

Flash : 16MB ; CPU memory : 128 MB, Packet buffer : 8MB*2
MAC table : Up to 8000 MAC addresses
Feature : Switching capacity/ forwarding rate : 17.6 Gbps/13.10 mpps
Power over Ethernet : Maximum power of 15.4W (total : 375W)
Layer 2 switching : Support for up to 256 VLANs, Standard 802.1d Spanning Tree, Support for IEEE 802.3ad Link Aggregation Control Protocol (LACP), Voice traffic is automatically assigned.
Layer 3 : Up to 32 static routes and up to 32 IP interfaces, Relay of DHCP traffic across IP domains,
Security : SSH, SSL, RADIUS/TACACS+, Port security, Storm control, DoS prevention, ACLs
Quality of Service : 4 hardware queues, Class of service, Rate limiting
Management : Web user interface, SNMP, Remote Monitoring (RMON), Port mirroring, Smartports
Total PoE : 375W.

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Cisco SF300-48 48-port 10/100Mbps Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:12:47 +0000

Flash : 16MB ; CPU memory : 128 MB, Packet buffer : 8MB*2
MAC table : Up to 8000 MAC addresses
Feature : Switching capacity/ forwarding rate : 17.6 Gbps/13.10 mpps
Layer 2 switching : Support for up to 256 VLANs, Standard 802.1d Spanning Tree, Support for IEEE 802.3ad Link Aggregation Control Protocol (LACP), Voice traffic is automatically assigned.
Layer 3 : Up to 32 static routes and up to 32 IP interfaces, Relay of DHCP traffic across IP domains,
Security : SSH, SSL, RADIUS/TACACS+, Port security, Storm control, DoS prevention, ACLs
Quality of Service : 4 hardware queues, Class of service, Rate limiting
Management : Web user interface, SNMP, Remote Monitoring (RMON), Port mirroring, Smartports
Bảo hành: 12 Tháng

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Cisco SF300-24PP 24-port 10/100Mbps PoE Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:09:04 +0000

Switches support 802.3at PoE+, 802.3af, and Cisco pre-standard (legacy) PoE. Maximum power of 30.0W to any 10/100 or Gigabit Ethernet port for PoE+ supported devices and 15.4W for PoE supported devices, until the PoE budget for the switch is reached. The total power available for PoE per switch is as follows:
Performance: Switching capacity 12.8 Gbps, nonblocking, Forwarding rate 9.52 mpps wire-speed performance.
Layer 2: Port grouping up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation, Number of VLANs 256 active VLANs (4096 range), Head-of-line (HOL) blocking HOL blocking prevention.
Layer 3: IPv4 routing Wirespeed routing of IPv4 packets, Up to 32 static routes and up to 32 IP interfaces, Classless Inter-Domain Routing (CIDR) support for CIDR.
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and weighted round-robin (WRR), Queue assignment based on DSCP and class of service (802.1p/CoS).
Total PoE : 180W
Bảo hành: 12 Tháng

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Cisco SF300-24 24-port 10/100Mbps Managed Switch

Long Tran Huynh — Thu, 09 Jun 2016 06:02:03 +0000

Flash : 16MB ; CPU memory : 128 MB, Packet buffer : 4MB
MAC table : Up to 8000 MAC addresses
Feature : Switching capacity/ forwarding rate : 12.8 Gbps/9.52 mpps
Layer 2 switching : Support for up to 256 VLANs, Standard 802.1d Spanning Tree, Support for IEEE 802.3ad Link Aggregation Control Protocol (LACP), Voice traffic is automatically assigned.
Layer 3 : Up to 32 static routes and up to 32 IP interfaces, Relay of DHCP traffic across IP domains
Management : Web user interface, SNMP, Remote Monitoring (RMON), Port mirroring, Smartports
Bảo hành: 12 Tháng

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Cisco SF200-48 48-Port 10/100Mbps Smart Switch

Long Tran Huynh — Thu, 09 Jun 2016 04:49:46 +0000

48 10/100; 2 Combo mini-GBIC ports.
Performance: Switching capacity 13.6 Gbps.
Layer 2: Port grouping up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation, Support for up to 256 VLANs simultaneously (out of 4096 VLAN IDs), Head-of-line (HOL) blocking HOL blocking prevention.
Internet Group Management Protocol(IGMP) versions 1 and 2 snooping: IGMP limits bandwidth-intensive multicast traffic to only the requesters; supports 256 multicast groups.
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and weighted round-robin (WRR), Queue assignment based on DSCP and class of service (802.1p/CoS).
Bảo hành: 12 Tháng

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Cisco SF200-24 24-Port 10/100Mbps Smart Switch

Long Tran Huynh — Thu, 09 Jun 2016 04:25:41 +0000

24 10/100; 2 Combo mini-GBIC ports.
Performance: Switching capacity 8.8 Gbps.
Layer 2: Port grouping up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation, Support for up to 256 VLANs simultaneously (out of 4096 VLAN IDs), Head-of-line (HOL) blocking HOL blocking prevention.
Internet Group Management Protocol(IGMP) versions 1 and 2 snooping: IGMP limits bandwidth-intensive multicast traffic to only the requesters; supports 256 multicast groups.
QoS: Priority levels 4 : hardware queues, Scheduling: Priority queuing and weighted round-robin (WRR), Queue assignment based on DSCP and class of service (802.1p/CoS).
Bảo hành: 12 Tháng

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