Skip to next element

One hydrant, four seasons. Shop AnyFlow®

Call us: 800-831-6962

Distributor Login

Shop Products
Shop by Category

Frost Proof Yard Hydrants
Pitless Units, Kits, Adapters
Well Caps & Well Seals
Floats & Air Volume Controls
Tank Tees, Tee Kits, Tee Accessories
Pressure Switches & Gauges
Splice Kits, Torque Arrestors, Couplings
Well Points, Pump Rod, Cup Leathers
Insert Fittings & Clamps
Check & Foot Valves
Shop All

Shop by Industry

Industrial & Commercial
Water Well
Plumbing Professionals
Irrigation & Agriculture
HVAC
Shop All

Looking for Spare Parts?
Shop Parts
Resources
Library

Blog
Catalog
Documentation
Frequently Asked
Helpful Videos
Bury Depth Information

Explore

About Merrill
Contact Us
Careers
Find Your Flow Quiz
Pick Your Pitless Quiz
Find a Distributor

Product Catalog
Download

Need Something Else?
Contact Us

Search

Cart

Cart

Search

Merrill Manufacturing Company

Shop Products
Shop by Category
Frost Proof Yard Hydrants
Pitless Units, Kits, Adapters
Well Caps & Well Seals
Floats & Air Volume Controls
Tank Tees, Tee Kits, Tee Accessories
Pressure Switches & Gauges
Splice Kits, Torque Arrestors, Couplings
Well Points, Pump Rod, Cup Leathers
Insert Fittings & Clamps
Check & Foot Valves
Shop All

Shop by Industry
Industrial & Commercial
Water Well
Plumbing Professionals
Irrigation & Agriculture
HVAC
Shop All
Resources
Library
Blog
Catalog
Documentation
Frequently Asked
Helpful Videos
Bury Depth Information

Explore
About Merrill
Contact Us
Careers
Find Your Flow Quiz
Pick Your Pitless Quiz
Find a Distributor

Distributors Login
Distributors Login

Merrill Manufacturing Company

Shop by Category
Shop by Category
Frost Proof Yard Hydrants

Pitless Units, Kits, Adapters

Well Caps, Well Seals

Floats, Air Volume Controls

Tank Tees, Tee Kits, Tee Accessories

Pressure Switches, & Gauges

Splice Kits,Torque Arrestors, Couplings

Well Points, Pump Rod, Cup Leathers

Insert Fittings & Clamps

Frost Proof Wall Faucets

Check & Foot Valves

Shop All

Looking for Spare Parts?
Shop Parts
Shop by Industry
Shop by Industry
Water Distribution

Water Well Installation

Plumbing Connections and Repairs

System Monitoring and Regulations

Water Filtration and Quality

Shop All

Looking for Spare Parts?
Shop Parts
Resources
Resources
Library

Catalog
Documentation
Helpful Videos
Bury Depth Information
Blog
Find a Distributor

Take the Quiz

Find Your Flow Quiz
Pick Your Pitless Quiz

Product Catalog
Download

Bury Depth Information
Learn More

Distributors Login

Call us: 800-831-6962

Shipping
Returns & Refunds
Bury Depth Information
Find a Distributor
Contact Us

Search

Pressure Switches

Home
Pressure Switches

Filter by

Filter by Sort by

Sort by:

Featured

Featured
Best selling
Price, low to high
Price, high to low
Alphabetically, A-Z
Alphabetically, Z-A

Price

Price

$

-

$

14 products

Sort by:

Featured

Featured
Best selling
Price, low to high
Price, high to low
Alphabetically, A-Z
Alphabetically, Z-A

No-Lead Telemecanique Pressure Switch – Reliable Pump Control

No-Lead Telemecanique Pressure Switch – Reliable Pump Control

No-Lead Telemecanique Pressure Switch – Reliable Pump Control

SKU FSG220

Starting at $40.85

Square D Float Switch Contacts Open

Square D Float Switch Contacts Open

Square D Float Switch Contacts Open

SKU DG2FORMR

$108.60

Find a Distributor

Square D Float Switch Contacts Closed

Square D Float Switch Contacts Closed

SKU DG2

$100.50

Find a Distributor

Swivel Union With Stop Scrw | MPS25UTS

Swivel Union With Stop Scrw | MPS25UTS

SKU MPS25UTS

$9.44

Find a Distributor

Heavy Duty Pressure Switch (No Lead) – 2HP, 230V, Durable Construction with Secure Brass Wiring

Heavy Duty Pressure Switch (No Lead) – 2HP, 230V, Durable Construction with Secure Brass Wiring

Heavy Duty Pressure Switch (No Lead) – 2HP, 230V, Durable Construction with Secure Brass Wiring

SKU MPSHD2040

$42.00

Sold Out

SW FOR HD PUMP/AC #55988

SKU GSG220

$99,999.99

Find a Distributor

20/40SWITCH LP CUTOFF GR 6911277 ctn/4

SKU MPSM42040G

$99,999.99

Find a Distributor

Sold Out

PRESSURE SWITCH DISPLAY

SKU MPSDISPLAY

$99,999.99

Find a Distributor

Merrill Manufacturing Company

Shop Hydrants

One Hydrant, Four Seasons

Shop Now

1/4" Nylon Pulsation Plug

1/4" Nylon Pulsation Plug

1/4" Nylon Pulsation Plug

SKU PP25

$3.00

Find a Distributor

Heavy Duty Pressure Switch – No Lead

Heavy Duty Pressure Switch – No Lead

Heavy Duty Pressure Switch – No Lead

SKU MPSHDM43050

$44.50

Pressure Switch with 1/4" Female NPT Connection – Adjustable and Reliable

Pressure Switch with 1/4" Female NPT Connection – Adjustable and Reliable

Pressure Switch with 1/4" Female NPT Connection – Adjustable and Reliable

SKU MPS2040

Starting at $21.00

Heavy-Duty Pressure Switch – Tall Cover, Rated 5 HP

Heavy-Duty Pressure Switch – Tall Cover, Rated 5 HP

Heavy-Duty Pressure Switch – Tall Cover, Rated 5 HP

SKU MPSXHDT4060

$135.64

Heavy Duty Pressure Switch – Rated 5HP with Extra-Large Case and Brass Connections

Heavy Duty Pressure Switch – Rated 5HP with Extra-Large Case and Brass Connections

Heavy Duty Pressure Switch – Rated 5HP with Extra-Large Case and Brass Connections

SKU MPSXHD3050

Starting at $125.00

Water System Pressure Switch with Pulsation Plug – 1/4" NPT Pipe Connection

Water System Pressure Switch with Pulsation Plug – 1/4" NPT Pipe Connection

Water System Pressure Switch with Pulsation Plug – 1/4" NPT Pipe Connection

SKU MPSP2040

$28.00

Your Cart

0

Your cart is currently empty.

Shop Products Find Parts

Subtotal

$0.00

View Cart

One or more of the items in your cart is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

Shipping and taxes will be calculated at checkout. Shipping options at checkout are estimates. Built-to-order items may take longer to ship.

Sign up to get the latest info

Resources

Catalog
Documentation
Videos
FAQs
Shipping Policy
Returns & Refunds
Bury Depth Information
Find a Distributor

Company

About Us
Contact Us
Careers
Blog
Media
Become a Distributor

© 2023 - 2025 Merrill Manufacturing Company.

All rights reserved.

Our Privacy Policy
Your Privacy Choices
Terms of Service

Designed & Developed by Praella

Choosing a selection results in a full page refresh.

{"statementLink":"","footerHtml":"","hideMobile":false,"hideTrigger":false,"disableBgProcess":false,"language":"en","position":"left","leadColor":"#146ff8","triggerColor":"#146ff8","triggerRadius":"50%","triggerPositionX":"right","triggerPositionY":"bottom","triggerIcon":"people","triggerSize":"medium","triggerOffsetX":20,"triggerOffsetY":20,"mobile":{"triggerSize":"small","triggerPositionX":"right","triggerPositionY":"bottom","triggerOffsetX":10,"triggerOffsetY":10,"triggerRadius":"50%"}}

true