เครื่องทำความร้อนตู้ปลาแบบภายนอก ควบคุมอุณหภูมิได้ ปรับความถี่ได้ ประหยัดพลังงาน รักษาอุณหภูมิคงที่ แท่งควบคุมอุณหภูมิ

360° Swivel Electric Slip Ring 12.5mm 4 Wire Conductive Slipring Signal Transmission Rotary Joint Connector for Monitor Robotic

1PCS Mini Flange Slip Ring Dia.22mm 2A 2/4/6/8/12/18/24CH Channels Wires Conductive Ring Brush Slipring Rotating Electric Joint

1PCS 1A/2A Low-Power Conductive Slip Ring 2/4/5/6/8/12CH Rotary Collector Ring No-Flange for Drone/Fishing Wheel DIY Accessory

M Slipring pass hole diameter 7mm 4/6 channel 1.5A electric Rotary Conductive Joint connector slip ring

Wind Power Slip Ring 2/3/4/5/6/8 Channel 5/10/15/30/60A Rotate Dining Table Slipring Electric Collector Ring Joint SRC-22-0330A

1PC 2/4/6/8/12/18/24/36 Channels Wires Capsule Slip Ring 1-2A Slipring 8.5/12.5/15.5/22mm Mini Rotary Conductiv Joint Connectors

1PCS Conductive Brush Slip Ring Dia.12.5mm 8 Channel 1.5A Capsule 360 Degree Rotating Electric Joint Connector Mini Sliprings

2/4/6/12 Channels 2A Hollow Shaft Slip Ring Rotation Connector with Through Hole 5mm For Camera Gimbal Ferris Wheel Rings

Micro Slip Ring 12 Channel 2A 12.5mm Rotate Dining Table Slip Ring Electric Collector Rings Plastic Metal Optional

1PC 2A 12CH 6CH Wires Dia 8mm 6mm Robot Electric Slipring Mini Collector Slip Ring Rotary Joint Connector for RC UAV Gimbal