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Pneumatic Soft Start Up Valve with Air Source Treatment Function Anti-Shock Pressure Control Valve

Pneumatic Soft Start Up Valve with Air Source Treatment Function Anti-Shock Pressure Control Valve


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A pneumatic slow start valve, also known as a soft start valve, is a critical air source treatment component designed to control the gradual buildup of air pressure in pneumatic systems during startup. By regulating the inlet airflow, it minimizes pressure surges, reduces mechanical shock, and protects downstream equipment from damage caused by abrupt pressure changes. Ideal for industrial applications requiring smooth, controlled activation, this valve ensures safer operation, extended component lifespan, and improved system efficiency.

Model:
HAV2000
Brand:
WAALPC
Code:
8481100090

Product Description

1. Shock Absorption & Equipment Protection

Gradual Pressure Build-Up: Controls the initial air flow rate to achieve a smooth pressure increase (e.g., 0–10 bar in 5–10 seconds), eliminating sudden impact force that can damage valves, cylinders, and pipelines.

Vibration Reduction: Reduces mechanical stress on connectors, seals, and hoses, minimizing leaks and extending the service life of pneumatic components by up to 30%.

2. Precision Pressure Regulation

Adjustable Flow Control: Features a manual or automatic throttle knob/actuator to fine-tune the pressure rise rate, adapting to specific system requirements (e.g., pressure accuracy within ±2% of the set value).

Stable Operation: Maintains consistent pressure under fluctuating inlet conditions, ensuring reliable performance in high-demand environments like assembly lines or robotics.

Technical Parameters

ORDERING CODE

DATA SHEET

Model		HAV2000	HAV3000	HAV4000	HAV5000
Portsize		1/4	3/8	1/2	3/4	1
Effective Sectional Area	1(P)-2(A)	20	37	61	113	122
	2(A)-3(R)	24	49	76	132	141
Applicable Pressure Range		0.3~1.0MPa
Ambient and Fluid Temperature		0~60℃
Allow Voltage Fluctuation		Rated voltage - 15%~ +10%
Coil Insulation Class		B Level or the same level
Consumed Power DC		3W
Apparent Power AC		Start: 5.6VA; Keep: 3.4VA
Port Size of Cap for Pneumatic Version		G1/8
Lowest Start Pressure for Pneumatic Version		0.2MPa

OVERALLDIMENSION&STRUCTURE

soft start valve

Model	Entry Cable	Port Size G	A	B	C	D	E	G	H	I	K	N	P	Q	R
HAV2000	G	1/4	66	114	31	22	40	38	0	47		100	29	23.5	M4 Depth 5
	D			124							60
HAVA2000				75
HAV3000	G	3/8	76	121	36	24	48	43	2	50		107	28	27.5	M5 Depth 5
	D			131							63
HAVA3000				82
HAV4000	G	1/2	98	136	47	32	52	57	3	62		122	42	37	M6 Depth 5
	D			146							75
HAVA4000				97
HAV5000	G	3/4	128	164	59	39	74	77	0	74		150	50	46	M6 Depth 7.5
	D			174							85
HAVA5000				139

Specification Download

soft start valve.png

Superiority

Why choose us? What can we do for you?

♦ Founded in 2011 and professional experienced in the field of producing pneumatic products for over 13+ years.
♦ We have strong production capacity, over 100000 pcs/month.
♦We have rich experience for offering OEM/ODM service
♦ We have strict quality control process with quick response of after sales service.
♦ Management system certification : ISO9001,CE, ROHS
♦ We have 10+ technical experts for researching and developing.
♦ Sales network expands from domestic sales to all over the world.