Druck PV411A – Four-in-One Hand Pump for Pressure, Vacuum, and Fine Control

from 1,084.00 €

plus VAT

Hydraulic pressures up to 10,000 psi
Pneumatic pressures up to 600 psi
Vacuum up to 28.5 in Hg
Low pressure fine control
Unique vacuum priming function removes trapped air during hydraulic operation
High pressure generation achieved with volume adjuster – no physical effort required
Pressure/vacuum selector valve provides fine pressure relief in pneumatic and hydraulic modes
Tamper-proof overpressure protection valve adjustable from 300 to 10,000 psi
Removable hydraulic reservoir can be detached without fluid drainage
Reservoir safety feature with spring-loaded top cover vents above 8 psi
Hydraulic mode designed for use with distilled water and/or high-viscosity mineral oil
Highly sensitive volume adjuster for use across hydraulic, pneumatic, vacuum and low pressure modes
Built-in stroke adjuster controls pressure/vacuum per stroke
240° swivel head for optimal reference viewing
Internal moving parts PTFE anodized to reduce friction and wear
Ergonomic, rugged, and lightweight design with comfortable hand grip

The Druck PV411A is a high-quality, versatile hand pump that combines four functions into one compact unit: hydraulic pressure, pneumatic pressure, vacuum generation, and fine pressure control. Designed for both field and laboratory use, the PV411A replaces multiple conventional hand pumps and provides precision, efficiency, and convenience in a single tool.

Key Features

Hydraulic pressure: Up to 10,000 psi (700 bar)
Pneumatic pressure: Up to 600 psi (40 bar)
Vacuum generation: Up to 28.5 inHg (−960 mbar)
Fine pressure control: For both pneumatic and hydraulic applications
Unique vacuum priming function: Removes trapped air in hydraulic mode
High-pressure generation: Achieved effortlessly using the volume adjuster
Pressure/vacuum selector valve: Includes integrated fine pressure relief
Tamper-proof overpressure protection valve: Adjustable from 300 to 10,000 psi
Removable hydraulic reservoir: Can be detached without fluid drainage
Reservoir safety feature: Spring-loaded cap vents above 8 psi
Hydraulic compatibility: Operates with distilled water or high-viscosity mineral oil
240° swivel head: Optimal viewing angle for reference gauges
Low-friction PTFE-coated internal parts: Minimized wear and improved longevity
Compact and ergonomic design: Lightweight and easy to operate with one hand

Typical Applications

Calibration of pressure transmitters, indicators, and sensors
Maintenance and troubleshooting of process pressure systems
Field and laboratory use for hydraulic and pneumatic pressure generation
Switch testing, leak testing, and pressure verification with reference devices

PV411A-HA Accessory Kit

Hard carry case with custom foam insert
3 ft high-pressure hose (10,000 psi / 689 bar)
2 × 1/4″ NPT male adapters
1 × 1/4″ NPT female adapter
1 × 1/8″ NPT male adapter
1 × 1/8″ NPT female adapter
1 × 1/4″ male to 1/8″ female adapter

Benefits in Daily Use

Replaces four separate hand pumps – saves time, space, and cost
Fast, one-handed operation with minimal effort
Excellent for both lab and field calibration
High repeatability and reliability in pressure generation

Technical Specifications

Category	Details
Pneumatic range	0 to 600 psi (0 to 40 bar)
Hydraulic range	0 to 10,000 psi (0 to 700 bar)
Vacuum range	0 to -28.5 inHg (0 to -960 mbar)
Reservoir volume	100 cm³ (optional: 200 cm³)
Compatible fluids	Distilled water (no alcohol), 40 wt mineral oil
Connections	1/4″ NPT (pump), 1/4″ BSP (reservoir)
Construction materials	Stainless steel, anodized aluminum, nitrile rubber, PTFE, acrylic, Delrin, nylon
Weight	Approx. 1.1 kg (2.5 lb)
Dimensions (L × W × H)	26 × 13.5 × 9.5 cm

Ordering Options

Model	Includes
PV411A	Hand pump only
PV411A-HA	Hand pump with accessories kit (see below)

Datasheets

Technical advice for this product