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Merrill Manufacturing

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71 products

Black metal pressure switch with brass port fitting, electrical terminal, and label on side.

Merrill Manufacturing Heavy-Duty Pressure Switch 30/50 PSI MPSHD3050

SKU #: MERMPSHD3050   |   MPN #: MPSHD3050
$31.23
$31.23 $0.00
MSRP: $43.50

Available in stock

Black cylindrical pressure switch with gold-trimmed opening and brass port fitting on bottom.

Merrill Manufacturing Water Well Pressure Control & Air-Pump Pressure Switch - MPS5070

SKU #: MER5070SWITCH   |   MPN #: MPS5070
$21.70
$21.70 $0.00
MSRP: $25

Available in stock

Black rectangular pressure switch with central diaphragm chamber and three brass ports on bottom base.

Merrill Manufacturing MPS4060 No-Lead Pressure Switch 40-60 psi

SKU #: MER4060SWITCH   |   MPN #: MPS4060
$23.26
$23.26 $0.00
MSRP: $25.60

Available in stock

Black pressure switch with gold inlet port, manual lever on top, and red danger label on side.

Merrill Low Water Cutoff Pressure Switch - 40/60 PSI with Manual Lever - MPSM44060

SKU #: MERMPSM44060   |   MPN #: MPSM44060
$22.51
$22.51 $0.00
MSRP: $27.90

Special Order

Black and gray square pressure switch with brass inlet port on top and outlet connection on side.

Merrill Low Water Cutoff Pressure Switch - 30/50 PSI - MPSM43050

SKU #: MERMPSM43050   |   MPN #: MPSM43050
$22.51
$22.51 $0.00
MSRP: $27.90

Special Order

Blue torque arrestor with metal hose clamp attached to one end and two clawed feet extending outward.

Merrill 11-3/4 in. Torque Arrestor with Clamps for 4-8 in. Wells - STA48CI

SKU #: MERSTA48CI   |   MPN #: STA48CI
$22.08
$22.08 $0.00
MSRP: $22.08

Special Order

Gray square pressure switch with adjustment screw on top, warning label on front, and inlet port on side.

Merrill Square D Extra Duty 20/40 PSI Pressure Switch - FYG220

SKU #: MERFYG220   |   MPN #: FYG220
$52.15
$52.15 $0.00
MSRP: $69.50

Special Order

Gray square pressure switch with metal port opening and control knobs on front face.

Merrill Square D Extra Duty 40/60 PSI Pressure Switch - FSG2P40

SKU #: MERFSG2P40   |   MPN #: FSG2P40
$40.01
$40.01 $0.00
MSRP: $49.30

Special Order

Gray Square D pressure switch with adjustment knob on top, warning label on front, and pulsating plug connection on side.

Merrill Square D Extra Duty 20/40 PSI Pressure Switch with Pulsating Plug - FSG2P20

SKU #: MERFSG2P20   |   MPN #: FSG2P20
$40.01
$40.01 $0.00
MSRP: $49.30

Special Order

Brown leather cup with textured surface and hollow center opening.

Merrill 3 x 2 inch Cup Leather - 711CL3000

SKU #: MER711CL3000   |   MPN #: 711CL3000
$17.03
$17.03 $0.00
MSRP: $17.20

Special Order

Merrill UK1 installation kit containing black tubing and blue connector components in clear plastic packaging.

Merrill Brady Installation Kit for Air Volume Controls - UK1

SKU #: MERUK1   |   MPN #: UK1
$39.38
$39.38 $0.00
MSRP: $57

Special Order

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