Name: Festo VSVA-B-B52-T-D2-F8 Solenoid Valve - INOSAKI
SKU: Festo-8033751
Price: 158.00 USD
Availability: InStock

Technical Overview

The Festo VSVA-B-B52-T-D2-F8 (part number 8033751) is a high-performance, standards-based 5/2-way double solenoid directional control valve conforming to ISO 5599-1 (sub-base size 2). Featuring a robust piston gate design, it delivers a massive nominal flow rate of up to 4000 l/min and is constructed with highly durable components designed for extreme reliability in harsh industrial environments. Operating via standard 8 mm armature tubes (F8 code), the nominal operating voltage is entirely determined by the chosen plug-on solenoid coil (ordered separately), offering maximum flexibility across standard DC and AC industrial power networks.

Key Features

Conforms to international standard ISO 5599-1 for sub-base size 2 mounting compatibility [1.1.6].
Bistable 5/2-way valve function utilizing a reliable double solenoid configuration.
High nominal flow rate of 4000 l/min ensures powerful pneumatic actuation.
Sturdy construction with IP65 and NEMA 4 protection classes for wet and dusty sites.
Integrated 8 mm armature tube pilot control (F8 designation) for flexible coil selection.
Manual override detenting via accessory enables safe manual troubleshooting and setup.
Operating pressure range of 3 to 10 bar (0.3 to 1.0 MPa) utilizing an internal pilot air supply.
Resilient piston gate structural design with a soft sealing principle for minimal leakage.

Technical Specification Matrix

Parameter	Value
Valve Function	5/2-way, double solenoid (bistable)
Type of Actuation	Electrical
Sub-base Size	Size 2 according to ISO 5599-1
Construction Width	52 mm
Nominal Flow Rate	4000 l/min
Operating Pressure	0.3 MPa to 1.0 MPa (3 bar to 10 bar)
Structural Design	Piston gate valve
Reset Method	Pneumatic spring
Degree of Protection	IP65, NEMA 4
Operating Voltage	Via solenoid coil (ordered separately)
Grid Dimension	53 mm
Nominal Size	11.5 mm
Pilot Air Supply	Internal
Operating Medium	Compressed air as per ISO 8573-1:2010 [7:4:4]
Ambient Temperature	-10 °C to 50 °C
Manual Override	Detenting via accessory

Industrial Applications

1. Pneumatic Cylinder Control in Robotic Welding & Clamping Lines

Utilizing its bistable 5/2-way double solenoid valve configuration, this valve is ideal for managing double-acting cylinders that handle heavy robotic clamping, material lifters, or welding guns on automotive assembly floors.

Problem Solved

Because the valve is bistable, it safely maintains its last switched state even during sudden electrical power failures, preventing clamp release or heavy loads from dropping unexpectedly and causing injury or system damage.

bistable5/2-waydouble-acting cylinderISO 5599-1automotive assembly

2. Heavy-Duty Bulk Powder Handling & Diverter Gate Actuation

Perfect for operating large-diameter pneumatic actuators controlling heavy diverter gates, chutes, and hopper doors in bulk handling plants such as concrete, grain, or steel factories.

Problem Solved

Standard smaller valves fail to deliver the speed required for large-bore cylinders, leading to material jams. The high 4000 l/min nominal flow rate ensures instantaneous gate response even under heavy 10 bar back-pressures in highly dusty environments.

4000 l/mindiverter gatebulk handlingpiston gate valvehigh flow rate

3. Industrial Packaging & Palletizing Systems in Sub-Zero Climates

Controls pneumatic grippers, pushers, and rotary actuators in high-throughput outdoor or unheated warehouse packaging, lumber processing, and palletizing machinery.

Problem Solved

Standard solenoid valves freeze or leak when exposed to low temperatures and moisture. Featuring an IP65/NEMA 4 rating and a temperature range of -10 °C to +50 °C, this valve maintains structural integrity and sealing resilience during freeze-thaw cycles and washdown operations.

IP65NEMA 4ambient temperature -10 to 50 Csoft sealingpackaging