Used P52s in fair condition, please check pictures. 
Everything is tested working good. 
P52s is same as T580 just added dedicated GPU.

Processor 8th Generation Intel Core i7 Processor i7-8650U quad core 8 threads 1.9 GHz up to 4.2 GHz 8MB cache
Graphics Intel UHD Graphics 620 in processor and NVIDIA Quadro P500, 2GB GDDR5 memory; supports external digital monitor via HDMI or USB Type-C; Up to 3 displays with 2 external monitors plus system LCD screen. Max resolution: 4096x2304@60Hz (USB Type-C); 4096x2160@30Hz (HDMI)
Memory: 32GB 2400MHz DDR4, 64GB max / dual-channel capable, two DDR4 SO-DIMM sockets
Display: 15.6" (396mm) FHD (1920x1080), anti-glare, LED backlight, WVA, 250 nits, 16:9 aspect ratio, 700:1 contrast ratio, 170° viewing angle no white spot, no scratch
On-cell touch, supports 10-finger gesture
Storage: 2TB M.2 2280 SSD / PCIe NVMe, PCIe 3.0 x 2, 16Gb/s, please check picture for SSD status
Ethernet: vPro model: Intel Ethernet Connection I219-LM (Jacksonville)
WLAN: Intel Dual Band Wireless-AC 8265, Wi-Fi 2x2 802.11ac + Bluetooth 4.1, M.2 card
Bluetooth 4.1 wireless, integrated in Wi-Fi + Bluetooth combo adapter
Dimensions: WxDxH: 14.40" x 9.95" x 0.79-0.80"; 365.8mm x 252.8mm x 19.95-20.2mm
Weight: starting at 4.39 lb / 1.99 kg
Media reader: 4-in-1 reader (MMC, SD, SDHC, SDXC), supports SD 3.0, UHS-I

Ports: 
Two USB 3.1 Gen 1 (one Always On),
one USB 3.1 Type-C Gen 1 (with the function of Power Delivery and DisplayPort),
one USB 3.1 Type-C Gen 2 / Thunderbolt 3 (with the function of PD and DP),
HDMI 1.4b, Ethernet (RJ-45), nano-SIM card slot (WWAN models),
headphone / microphone combo jack,
4-in-1 reader (MMC, SD, SDHC, SDXC), side docking connector, security keyhole

Camera: HD720p camera with Think Shutter camera privacy, fixed focus
Audio support: HD Audio, Realtek ALC3287 codec / stereo speakers, 2W x 2, Dolby Audio Premium / dual array microphone, headphone / microphone combo jack

Keyboard: 6-row, spill-resistant, multimedia Fn keys, numeric keypad, LED backlight
UltraNav: TrackPoint pointing device and buttonless Mylar surface multi-touch touchpad
Comes with Fingerprint reader

Internal battery: integrated Li-ion 32Wh battery
External battery: Li-ion 72Wh,
AC adapter: 65W USB-C AC adapter

Preload Windows 11 Pro 64