平衡阀是在水力工况下，起到动态、静态平衡调节的阀门。平衡阀可分为三种类型:静态平衡阀、动态平衡阀及压差无关型平衡阀。静态平衡 阀亦称平衡阀、手动平衡阀、数字锁定平衡阀、双位调节阀等，它是通过改变阀芯与阀座的间隙(开度)，调整阀门的Kv(阀门流通能力)来改变流经阀门的流动阻力以达到调节流量的目的，其作用对象是系统的阻力，消除系统中阻力不平衡的现象，从而能够将新的水量按照设计计算的比例平衡分配，各支路同时按比例增减。静态平衡阀在系统中应用场合可以在:总管、立管、水平支管以及末端等使用，效果等同于同程管。​

        德国HAWE哈威电磁阀 哈威平衡阀 哈威型号 Z12.3 WV12-S WNIF 2 WNID-G24 WN 1D-G24-1/4 DC24V WH3N-X24 WH1N -X24 WGZ3-1R WG230 WGS2-OR-WG230 WGS2-0-WG230 WG21-1 VZP1-G22-X24 VR 25 18 E VDM4PHR VDM 3 GNR-80 VB 11 FM-LN-2-G 98 V30D-250RDN-2-1-05/LN400-M+SAB-A+BMLPD/B Z208 V30D-250 RDN-2-1-05/N V30D-250 RDN-2-1-05/N V30D-115 RDN-1-1-02/N-2 V30D-045RDN-1-1-02/N TQ5P-A6.8 TQ5P-A6 TQ4P-A5 TQ43-A4 TQ3P-A2。3 TQ3P-A1。6 TQ33-A3 TQ32-A2.3 SWPN8-B-X 24 SWPN2-W-X24 SWPN2-W-G24 SWPN2-G-X24 SWPN2-G-G24 SWPN-2-D-G24 SWPN 2-W-G24 SWPN 2-G-G24 SWPN 2-B-G24 SWPN 2-B-G24 SQ17H12 SHE 3-4/90 FP-G 24 SHE 3-4/90 F-G 24 SGOW-GG5H-6E-CD140 SG5H-3E-CK140 SG2W-NUH 3930 SEH2-3/50 F-P-G24 SE3-3/30-G24 RZ4.2/2-37 径向柱塞泵系列 RK2 RK1G RK1(G1/4A) RK1 RHCE23 RHCE 6 V RHC13 RHC 13 RH3V RH3 RH 1 

哈威型号
Z12.3 
WV12-S WNIF 2 WNID-G24 WN 1D-G24-1/4 DC24V
WH3N-X24 WH1N -X24  WGZ3-1R WG230
WGS2-OR-WG230 WGS2-0-WG230 WG21-1
VZP1-G22-X24 VR 25 18 E  VDM4PHR
VDM 3 GNR-80  VB 11 FM-LN-2-G 98
V30D-250RDN-2-1-05/LN400-M+SAB-A+BMLPD/B Z208
V30D-250 RDN-2-1-05/N V30D-250 RDN-2-1-05/N
V30D-115 RDN-1-1-02/N-2 V30D-045RDN-1-1-02/N
TQ5P-A6.8 TQ5P-A6 TQ4P-A5 TQ43-A4 TQ3P-A2.3
TQ3P-A1.6 TQ33-A3  TQ32-A2.3 SWPN8-B-X 24 SWPN2-W-X24 SWPN2-W-G24
SWPN2-G-X24 SWPN2-G-G24 SWPN-2-D-G24 SWPN 2-W-G24
SWPN 2-G-G24 SWPN 2-B-G24 SWPN 2-B-G24
SQ17H12 SHE 3-4/90 FP-G 24 
SHE 3-4/90 F-G 24 SGOW-GG5H-6E-CD140
SG5H-3E-CK140 SG2W-NUH 3930 SEH2-3/50 F-P-G24 
SE3-3/30-G24 RZ4.2/2-37 
径向柱塞泵系列
RK2 RK1G RK1(G1/4A)
RK1 RHCE23  RHCE 6 V  RHC13 RHC 13 RH3V
RH3 RH 1
​

LHK44G-2J-200/200LHK44G-11-300 LHK40FVP-11C-350 LHK40F-11CPV-350-PYD LHK40F-11CPV-350 LHK40F-11CPV-350 LHK33G-21-180/180 LHK33G-21-145/145 LHK30G-11PV-100 LHK22G-21-180/180LHDV33-21-D6-200-200 LB3F-40 LB2F-50 LB2F-10BABSL R 9,8/7,7-1,45-1,45-1,45 R1.08 R1.7-1.7-1.7-1.7 R11.8-11.8-11.8-11.8 R2.5A R23.0|D50.2-V15 R3.3-1.7-1.7-1.7-1.7 R3.3-1.7-1.7-1.7-1.7A R4.3A R5.6A R7.0 R9.8-9.8-9.8-9.8-A RH-1 RH-3V RZ 6,0/2-28 GZ 3 -1-G 24GZ 3-1 R-A 24  GZ 3-1 R-G 24  GZ 3-1 R-G 24  GZ 3-1 R-N 24  GZ 3-1 R-N 24  GZ 3-1-G 24  GZ 3-1-G 24  GZ 3-1-N 24  GZ 3-1R-G 110  GZ 3-2 B-G 24   GZ 3-2-G 24  GZ 3-2-G 24  GZ 3-2-G 24  GZ 3-4-G 24  GZ 3-4-G 24  GZ 4-1-G 24  GZ3-1-G 24LHK 40 F 11CPV 350LHK22G-21-310/310LHK22G-21-60/50LHK40F-11CPV-350LHK40F-11CPV-350LHK40FVP-11C-350LHK44G-11-230ADM21DR-30 CDK32-5-100 D3-1 D4-1R EM 21 V-3/8 D-G 24 EM11S-G24 EV1M2-12/24 EV22K2-12/24 G 3-3 G24 G21-1-G24 G22-0-G24 G22-2-G 24 G3-0-G24 G8*12*3 38# GR 2-3 G24 GR2-2-G24 GS2-1-G 24 GS2-1-G24 HC24 L/0.81-B 3/350-WH 1F -11/3 -X 84 WAV 3*400V 50HZ G24 HFC1/4 HK 44 DT/2 M-HH 1,6/1,6-H 1,6-C 30-A 1/450-VB 11 FM-AR4/11-1 K60N-047RDN K60N-064RDN KH7817-901 LHK22G-21-180/180 LHK22G-21-310/310 LHK44G-11-230 LP125-20/S80 MSD 3-309 MVE5FRX58 MVP 4 AR-700 MVP 5 B NBVP 16 G-WGM230 NBVP16G /R-GM24 NBVP16Z/R/4-GM 24 NE 20-140/80 NE20-700/25 NGZ-3-1N-24DC换向阀 WG 3-1-WG 230,WG 3-1-WG 230,WG 3-2-WG230,WGS 2-0-WG230,WGZ 3-1-WG230,WGZ 3-WG230,WH1F-X24阀 WG22-1-WG 230,WG21-1-WG230,WG4-1-G24,WG4-1-WG230,WGR 2-2-3/8-WG 110,WGR 2-2-WG 110,WGZ 3-1 R-WG 110,WGZ 3-1 R-WG 110,WH 1 N-X 24,G3-4-1-G24,GR2-1A24, WG 3-2-WG 110，WG 3-2-WG 110，WGR2-1-WG230，WGZ 3-2 R-WG 110，G 21-1-G 24 ,G 21-1-G 205 ，NG3-1-G 24，NG3-1-G 24 ，NGZ 3-1-N 24换向球阀 BVG 1 R-G 24-3/8,BVG 1 Z-G 24-3/8,BVG 11 R-L 24,BVP 1 R/B2，5-G 24,BVP 1 R-WG 230,BVP 1 S-WG 230,BVP 3 S-G 24,BVP 3 S-G 24(50L/min), NBVP 16 G-WG 230NBVP 16 G-WG 230，BVG 11 R-L 24阀 NBVP 16 G-WG 230，NBVP16 R/B0 R G24，NBVP16 S/B0 R G24，BVP1S-WG230,BVP1R-WG230阀 D 3-1 R，D3-1，D4－1R 减压阀 CDK 3-5，CDK 35-5-1/4-130，CDK3-2 ，CDK32-5，CDK3-5-100，CDK3-5-3C，ADM11PD30-130BAR，ADM11PA60-250BAR，ADM11PF10-30BAR，ADM21D，VDM 4 PHR，ADM11PF(2807),ADM11PD-30截止节流阀​

SWPN2-W-G24SWPN2-G-X24 SWPN2-G-G24 SWPN-2-D-G24 SWPN 2-W-G24 SWPN 2-G-G24SWPN 2-B-G24 SWPN 2-B-G24 SQ17H12 SHE 3-4/90 FP-G 24 SHE 3-4/90 F-G 24 SGOW-G SG5H-6E-CD140 SG5H-3E-CK140SG2W-NUH 3930 SEH2-3/50 F-P-G24 SE3-3/30-G24 RZ4.2/2-37KS2-2 KR2-2 K60N-025RDN-A45/42 K 22-2 HSE16-8 HSE16-3 P=500bar HRP-5V HRP4V-WG3-0B0.4-WG110 D5116 HRP4V-GZ3-OB0.4-G24-PYD HRP4V-B0.4 HRP4V HRP 2-B-0.4HK33/T-Z4.5-AS1/150-G24 3*400/230V 50HZH-I-G24BWH HFC1/4 HD13 HD 20 A HCW14L/0.61-A 2/190-BWN1F-FN-1-1-G24 1*230V 50HZHC32/4.9-A3/200-VB11FM-LN-2G24HC24/1.1-A4/320-VB11FM-N4N4-1-G24 3*400V50HZHC 42 / 3.0 --B 1/700-1-10 F-G 24HC 14/0.2 3*400V 50HZ GZ4-1 G24 GZ3-3R-G24 GZ3-1-G24GZ3-1 G24 GZ3-1 AC220V GZ3-0R-G24 GZ3-0-G24 GS2-3-G24GS2-2-G24 GS2-2-G110V GS2-2-G 110V GS2-1-G24 GS2-0R-G24GS2-0-G24 GR2-3G24 GR2-2-G24 GR2-2G24 GR2-2 G24GR2-2 GR2-1-L 24 GR2-1HFA-3/8-A24 GR2-1-G24 GR2-1-G24GR2-1 B-N24 2825 GR 2-1-A 24-HFA G3-4 24V G3-3-G24 G3-2 G24G3-1-G24 G3-1 G3-0-G24 G21-1-G24 G 3-2-3/8-G 24FP 12 M-H1,1/B 1,3-A 1/175BWN 1 F-SYSN 8M-2-1-X24F200-100 F16-76BC1-1.0 F160/76 F125-60 F100/45 F 80-36EV1M2-24/4+KM7831 010 EV 22 K 2-12/24 EV 22 K 1-24 EV 1 G 1-12/24ER21 EN20-700/70 EM41V3/4AWG24 EM11V-G24 EJ2-10 ED2 ED 11DT2V-4-MSD-T7 1290 DT2-4 DT1-400 DT1-100 DS2-1 DRH 3 L DR2-2DL25-2-DD-B/E1-3 DL 11-1-N-B/E 1-2-200 DH50 DG8F DG365-30DG365 DG35-1/4 G1/4 20 DG35-1/4 DG35 DG34 DG33 DG2MS DG 5E-250-Y 1 E-MSD-T7 D4-1R CSV2F-3 CSV 2F CRK1 CRK1CRB1 CMV1E CMV1B CMV 1F CDK3-5 CDK3-2 CAV 1 D BVZP 1-G 22/CZ X/OR/2-X24 BVP 1S-G24 B2-7-PYD F26611 B2-2 ADMIIA BAR 1302 AC13-1/4 9/1000 504-3147051F-G72/22-D22/22-1-1-G24 带电机 HRP5V-B0.6 DG2MSVZP 1E 22-G24 HK44ST/1M-Z8.8-A1F2/40-BVZP RZ4.2/2KZ3-3-3/4 K3-3-3/4 K3-3-3/4 K3-3-3/4 EV22K1-24 24VDL​