LINEAR ACTUATOR

398H4 Electric Linear Actuator

The RUNDA 398H4 electric linear actuator offers 3,000 / 4,000 N thrust, 6 mm/s speed and IPX6 protection for electric beds, medical equipment and industrial automation.

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Model: 398H4

Brand: RUNDA

Product Description

The RUNDA 398H4 electric linear actuator offers 3,000 / 4,000 N thrust, 6 mm/s speed and IPX6 protection for electric beds, medical equipment and industrial automation.

Designed for dependable lifting, reclining and positioning, the RD-398H4 combines compact construction, precise movement, reliable self-locking and direct motor drive.

Key Product Features

CPR emergency release for medical equipment
Compact direct-drive actuator with reliable self-locking
Low-noise design and optional Hall feedback
Built-in electronic limit switch

Typical Applications

Electric home beds
Medical and nursing beds
Beauty beds and dental chairs
Industrial automation machinery

Detailed Specifications

Features & Options

Voltage	24 / 29 V DC
Maximum Thrust	3,000 / 4,000 N
Self-locking Force	2,500 / 3,000 N self-locking force
No-load Speed	6 mm/s
Color	White / Black
Protection Class	IPX6
Standard Stroke	25–400 mm; custom strokes available
Minimum Installation Size	Base length: 150 mm + stroke
Noise Level	≤48 dB(A), tested in accordance with EN ISO 13458 with the motor running at no load
Quick-release Function	CPR emergency release
Dual Hall Feedback	Optional
Push-only Function	Optional
Limit Switch	Built-in non-adjustable electronic limit switch
Weight	Approx. 2.0 kg, depending on stroke and installation distance
Static Bending Moment	Lateral loads are not permitted

Operating Conditions

Duty Cycle	10%; 2 minutes on / 18 minutes off
Ambient Temperature	-5 to +45 °C
Compatible Controllers	Compatible with RUNDA standard controllers
Relative Humidity	20–90% at 30 °C, non-condensing
Atmospheric Pressure	700–1060 hPa