长沙家拓机电设备有限公司代理美国INVALCO流量计、INVALCO泵、INVALCO阀，INVALCO执行器等产品，INVALCO是FMC TECHNOLOGIES公司子品牌，主要生产液体涡轮流量计，气体流量计、压力开关阀、控制阀以及泵等流体控制产品。
液体涡轮流量计
WSP5-X-0500-E
WSP5-X-0750-E
WSP5-X-1000-E
WSP5-X-1500-E
WSP5-X-2000-E
WSP5-X-3000-E
W5-X-0500-E
W5-X-0750-E
W5-X-1000-E
W5-X-1500-E
W5-X-2000-E
W5-X-3000-E
WFP5-X-0500-E
WFP5-X-0750-E
WFP5-X-1000-E
WFP5-X-1500-E
WFP5-X-2000-E
WFP5-X-3000-E
WH-1-1-000
WFP-3-05-00-HT-W4/302
WFP-4-75-000-HT-W4/302
WFP-4R-075E-02-HT-W4/302
WFP-6-15-07-HT-W4/302
WFP-9-3-14-HT-W4/302
WFP-9-4-36-HT-W4/302
WFP30500HTW4/302
WFP475000HTW4/302
WFP4R075E02HTW4/302
WFP61507HTW4/302
WFP9314HTW4/302
WFP9436HTW4/302
WSP5X0500E
WSP5X0750E
WSP5X1000E
WSP5X1500E
WSP5X2000E
WSP5X3000E
W5X0500E
W5X0750E
W5X1000E
W5X1500E
W5X2000E
W5X3000E
WFP5X0500E
WFP5X0750E
WFP5X1000E
WFP5X1500E
WFP5X2000E
WFP5X3000E
气体涡轮流量计GT系列
GT-3-2-000-XH
GT3/2000/XH
GT4/2000/XH
GT3/075000/XH
GT3/075000/L
GT3/075000/N
GT3/075000/H
GT3/07502/XH
GT3/07507/XH
GT3/07514/XH
Pressure Switches
Valves
415/416 Control Valve
418/420 Control Valve
424 Dump/Control Valve
430 Dump/Control Valve
432/433 Full Port Valve
434 Dump/Control Valve
436/438 Valves
442/443 Diatroller Treater Valve
455 Dump/Control Valve
465/468/470 Control Valve
504/507/510 Back Pressure Valve
524 Dump Valve
596 Valve Actuator
