Page 118 - Suttner Product Catalog - 2025-2026

FLOW SWITCHES

ST-5 FLOW SWITCH (brass housing, 4380 psi)
Vertical mounting position and free floating brass magnet configuration.
ORDER # PRESSURE TEMP. FLOW RATE
200005542 75 - 4380 PSI 176° F 1.0 - 8.0 GPM
INLET OUTLET WEIGHT BOX QTY
3/8" FPT 3/8" FPT .98 lb 25
47” Replacement reed switch: #200005435
wire Replacement float: #200005519
• Mounts further downstream in pumping system than traditional
vacuum switches, thereby minimizing potential leak points that
can cause vacuum switches to close.
• Easy brass reed switch replacement.
• Visit our website to view manual and part lists.
5075 PSI ST-5 FLOW SWITCH (brass housing, 5075 psi)
Mounts in any position with a free floating magnet configuration.
ORDER # PRESSURE TEMP. FLOW RATE
200005601 75 - 5075 PSI 176° F 1.0 - 7.8 GPM
INLET OUTLET WEIGHT BOX QTY
3/8" FPT 3/8" FPT .98 lb 25
47”
wire Replacement reed switch: #200005435
Replacement float: #200005519
• Mounts further downstream in pumping system than traditional
vacuum switches, thereby minimizing potential leak points that
can cause vacuum switches to close.
• Easy brass reed switch replacement.
• Visit our website to view manual and part lists.

HIGH Flow ST-5 FLOW SWITCH (brass housing, high flow)
Mounts in any position with a free floating magnet configuration
ORDER # PRESSURE TEMP. FLOW RATE
200005711 75 - 3046 PSI 176° F 4 - 16 GPM
INLET OUTLET WEIGHT BOX QTY
1/2" FPT 1/2" FPT .98 lb 25

47” Replacement reed switch: #200005435
wire Replacement float: #200005528
• Mounts further downstream in pumping system than traditional
vacuum switches, thereby minimizing potential leak points that
can cause vacuum switches to close.
• Easy brass reed switch replacement.
• Visit our website to view manual and part lists.

ST-6 FLOW SWITCH (brass housing, 4500 psi)
Mounts in any position and spring assisted brass magnet configuration.
ORDER # PRESSURE TEMP. FLOW RATE
200006703 75 - 4500 PSI 176° F 1.0 - 8.0 GPM
INLET OUTLET WEIGHT BOX QTY
47”
wire 3/8" MPT 3/8" MPT .80 lb 50
Replacement reed switch: #200005435
Replacement float: #200006490
• Mounts further downstream in pumping system than traditional
vacuum switches, thereby minimizing potential leak points that
can cause vacuum switches to close.
• Easy brass reed switch replacement.
• Can be mounted horizontal or vertical.
• Visit our website to view part lists.
/
118 SUTTNER AMERICA COMPANY