Intermatic

Intermatic T10404R 40A Mechanical Pool Timer

SKU: T10404R UPC: 078275117105
Regular price $349.95
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Quick Facts
Two T104M Mechanisms
24-Hour Mechanical Scheduling
240 VAC Mechanism Supply
Type 3R Metal Enclosure
Manual Override Included
Key Benefits +
  • Controls two loads with separate timer mechanisms
  • Repeats schedules on mechanical 24-hour dials
  • Includes ON and OFF scheduling trippers
  • Provides manual switching between scheduled events
  • Houses both mechanisms in an outdoor Type 3R enclosure
How to Use +
1 Have a qualified electrician verify supply voltage, equipment load and circuit requirements before installation. Use the manufacturer's instructions to set each timer's clock and ON/OFF schedule. The manual override operates the switch between scheduled events. Check the dial time after a power interruption and confirm that both controlled loads follow the intended schedule.
Specifications +

Brand: Intermatic

Product Type: Mechanical time-switch control panel

Model / SKU: T10404R

Included Mechanisms: Two T104M time switches

Schedule: 24-hour mechanical

Mechanism Supply: 240 VAC, 60 Hz

Switch Type: DPST

Resistive Load Rating: 40 A at 120–240 VAC

Motor Load Rating: Up to 5 HP at 240 VAC, subject to published ratings

Enclosure: Type 3R outdoor metal

Included Trippers: Two ON and two OFF

UPC: 078275117105

Buy with Confidence from Benchmark Pool Supply +

The T10404R contains two timer mechanisms, so correct selection requires checking both equipment loads and the panel's electrical requirements. Benchmark Pool Supply can help identify the model and the ratings your electrician needs. Have a qualified installer confirm the application before ordering.

Buy with Confidence from Benchmark Pool Supply

  • Trusted pool professionals
  • 100% Genuine Manufacturer Parts Guaranteed
  • Shipping options for eligible products
Returns subject to product eligibility
Expert Product Support
Full Product Description +

The Intermatic T10404R is a 40-amp mechanical time switch with enclosure, designed to control high-voltage equipment such as pool pumps, heaters, lighting circuits, and commercial loads. This model operates on 208–277V and features a DPST (double-pole, single-throw) switching mechanism capable of handling demanding electrical applications.

Trusted for decades in pool and commercial installations, the T10404R provides reliable, mechanical scheduling without relying on electronics or software.


Why Mechanical Timers Still Matter

Mechanical timers remain a preferred choice for pool equipment because of their durability, simplicity, and resistance to power surges. Unlike digital timers, mechanical timers continue operating accurately in harsh outdoor environments.

Common reasons to use or replace a mechanical timer include:

  • Reliable on/off scheduling without programming complexity

  • High load capacity for pumps and motors

  • Proven longevity in outdoor installations

  • Simple visual confirmation of operating schedule

The T10404R is especially well suited for installations where consistency and durability are critical.


Designed for 208–277V Applications

This timer is specifically rated for 208–277V systems, making it ideal for commercial pools, multi-family properties, and higher-voltage residential equipment pads. The DPST switching allows both legs of the circuit to be controlled simultaneously, improving safety and compliance.

The included metal outdoor-rated enclosure protects internal components from weather and debris.


Common Pool Equipment Applications

The Intermatic T10404R is commonly used to control:

  • Single-speed and two-speed pool pumps

  • Booster pumps

  • Pool and spa lighting circuits

  • Heaters and auxiliary equipment

Installation should be performed by a qualified electrician or pool professional familiar with high-voltage wiring.


Product Specifications

Specification Details
Product Name Mechanical Time Switch with Enclosure
Manufacturer Intermatic
Model Number T10404R
Voltage Rating 208–277V AC
Amperage 40 Amp
Switch Type DPST (Double Pole, Single Throw)
Horsepower Rating Up to 5 HP @ 240V
Timer Type Mechanical / Electromechanical
Enclosure Outdoor-rated metal enclosure
Application Pool pumps, lighting, high-load equipment
Condition New

Why Buy From Benchmark Pool Supply

When you purchase electrical control equipment from Benchmark Pool Supply, you’re buying from a team that understands real-world pool equipment installations. We stock proven, contractor-grade components, ship from U.S. inventory, and help customers select the correct timer for their voltage and load requirements. Every order is handled by knowledgeable staff familiar with pool and spa electrical systems.

Intermatic T10404R 40A Mechanical Pool Timer
Regular price $349.95

Frequently Asked Questions

What voltage does the T10404R require?

What voltage does the T10404R require?

Intermatic lists a 240 VAC, 60 Hz supply for the panel's timer mechanisms. Have an electrician verify the installed unit's label and the separate ratings of the controlled loads.
Is the T10404R one timer or two?

Is the T10404R one timer or two?

It is a control panel with two T104M mechanical time switches, allowing separate schedules for two suitable loads.
Can this control a pool pump?

Can this control a pool pump?

It can control a compatible pump within the published electrical and motor-load ratings. Do not assume it provides two-speed motor control; Intermatic identifies the T10604R for that application.
Does this include an outdoor enclosure?

Does this include an outdoor enclosure?

Yes. Both timer mechanisms are housed in a Type 3R metal enclosure.
Does a power outage affect the timer schedule?

Does a power outage affect the timer schedule?

A power interruption can leave the clock dial behind the actual time. Check and reset the time according to Intermatic's instructions after power returns.