| Port Size & Threads | ¼″ ports; available in both PT and NPT thread types | 
		
			| Valve Type | 4 ports; 2-way or 3-way rotary action | 
		
			| Construction Material | Aluminum alloy body; lightweight yet rugged | 
		
			| Manual Actuation | Direct-acting; smooth rotary lever with defined detents | 
		
			| Orifice & Flow | Orifice ≈ /30 /mm² (Cv ≈ /1.67) on 4HV3 08 version; larger than 4HV2 08 | 
		
			| Operating Pressure | 0–1.0 /MPa (0–145 /psi); proof pressure up to 1.5 /MPa (215 /psi) | 
		
			| Temperature Range | -20 /°C to +70 /°C | 
		
			| Mounting Options | Body-mounted or panel-mounted with lockable lever available |