Single Phase Duplex (SPDXX)

Duplex Pump Control Panel - Single Phase (SPDXX)

For higher flow rate systems, M-Tech Control’s Duplex control panels offer dependable control of dual pump applications across a multitude of industries. Our pump panels are UL508A certified and assembled using high quality components. Single-Phase Simplex control panels are available in 115/120 Volt, and 208/230 Volt configurations.

Each Duplex panel comes with M-Tech’s exclusive 5-year limited warranty. We truly stand behind our products.

Each Panel can be enclosed in your choice of NEMA 4 ANSI 61 painted cold rolled steel, NEMA 4X stainless steel and NEMA 4X non-metallic enclosures.  Our Duplex panels can be selected in the configurator below.

Panels include the following as standard:

  • Main disconnect for (2) three phase pump motors.
  • Through the door rotatory disconnect handle. Padlockable for lock out/tag out
  • (2) Motor contactors
    Note: Pump motor must have internal overload protection
  • Control circuit transformer with primary and secondary protection
  • Control for 2 pumps.
  • (2) Hand-Off-Auto switch. (Located on panel door)
    • Hand – Runs continuously bypassing float switches.
    • Auto – Keeps water level between 2 floats. 2 floats required for each pump. (4 floats total) Each pump will be mounted in a separate tank. Floats not included.
  • Numbered terminal blocks for wiring of float switches.
  • Ground Lugs
  • NEMA 4/12 ANSI 61 painted cold rolled steel, NEMA 4X 304 Stainless Steel, or NEMA 4X non-metallic corrosion resistant enclosures are available. (316 S/S upon request)
  • All panels are UL listed for the United States and Canada cUL508A
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  • Green pump run pilot light for each pump.
  • High Water Alarm – Float switch not included
  • Red alarm beacon.
  • Auxiliary Dry Contact.
  • Float Switch.

Basic Sequence of Operation

2 pumps working independently

  • In Auto – As liquid level rises, the upper float switch closes and turns on pump
  • As liquid is pumped down and level goes below the lower float switch, the pump will turn off.
  • Off – Pump Off
  • Hand – Pump on continuously until switch is turned off

Please contact M-Tech for additional technical and volume price information.

We also offer custom configurations.

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Product Catalog

skuvoltagecoil voltagehp ratingenclosure typeenclosure sizeEstimated PriceQuick ShipQuote
SPDXX-010-1-F-A9-XX120V120VAC1HPNon-Metallic16 x 14callAdd
SPDXX-020-1-F-A2-XX230/240V120VAC2HPNon-Metallic16 x 14callAdd
SPDXX-010-1-C-A9-XX120V120VAC1HPANSI 61 Grey Powder Coated Carbon Steel16 x 14callAdd
SPDXX-020-1-C-A2-XX230/240V120VAC2HPANSI 61 Grey Powder Coated Carbon Steel16 x 14callAdd
SPDXX-010-1-S-A9-XX120V120VAC1HP304 Stainless Steel16 x 14callAdd
SPDXX-020-1-S-A2-XX230/240V120VAC2HP304 Stainless Steel16 x 14callAdd
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