Pacific Scientific


Pacific Scientific

40PA59-55-TEFC-S Image 1


The 40PA59-55-TEFC-S is a tachometer adapter kit in the PMDC Motors by Pacific Scientific. This kit is designed for use with the SR55 range of permanent magnet DC motors and comes in a compact size for easy installation. The DC motor that this adapter kit is intended for boasts a speed of 1750 RPM, a power rating of 3HP, and a voltage rating of 180V. Key features of the motor include anti-cog permanent magnets, a polyester impregnated armature, a gasketed conduit box with spacious wiring compartment, a sturdy fused commutator, large sealed brushes, and constant force brush springs. The adapter kit should be securely installed under the motor's hood using the included accessories, and it supports a Totally Enclosed Fan Cooled (TEFC) enclosure for the motor. The primary function of the tachometer adapter kit is to enable a tachometer to be easily connected to the DC motors. It helps monitor engine speed and displays the rate of rotation of the crankshaft on an analog dial. It clearly indicates the safe and maximum torque generating speed ranges of the engine. Furthermore, the tachometer is utilized in motors used in various sectors such as medical applications, laser instruments, and other machinery.

40PA59-55-TEFC-S by Pacific Scientific is a Tachometer Adapter Kit in the PMDC Series. The 40PA59-55-TEFC-S is a Small Adapter Kit Size and is for a SRF55 Motor Type with a TEFC Enclosure.

Revision Part #:

40PA59 55 TEFC S40PA5955TEFCS4OPA59-55-TEFC-S
Manufacturer Pacific Scientific
Product Type Tachometer Adapter Kit
Model 40PA59-55-TEFC-S
Motor RPM 1750
Motor Power Rating 3HP
Voltage Rating 180V

Distribution Cache Shipping Info and Options

Shipping Carriers: Here at Distribution Cache we ship using UPS, FedEx, DHL, or TNT. In most cases we get very competitive rates based on our volume and will be happy quote shipping cost to your location upon request. We also know that many customers would prefer to ship collect on their own account numbers and welcome this option.

Shipping Blind: We recognize that many of our customers intend to re-sell the product to their end user. We respect our customer’s relationships with their clients and offer blind shipping as an option to ensure that the package arrives in the most clandestine way possible.

Shipping Process: We take pride in the way we package your order and spare no cost in making sure that it arrives safely at your facility. In the case of new parts, we are always sure to package the factory box inside another larger box for safe transit. For reconditioned parts we often use Distribution Cache customized packaging that is specially made to protect the products from the bumps and falls present during shipment.


Shipping Options:

Next Day Air Early AM - This service is the fastest overnight delivery option available. For most locations the package will be guaranteed by 8:30AM.

Next Day Air – This service guarantees delivery by 10:30AM and is the most frequently used option for overnight shipments.

Next Day Air Saver – This cost saving overnight alternative guarantees delivery by 3PM the next day.

2nd Day Air – For domestic shipments that would take 3-5 days if shipped via Ground, sometimes having the order in 2 days is a great way to go

Ground – Ground is the most inexpensive shipping option provided. Please ask if we are doing a “free domestic ground” shipping promotion on your order. We often provide free ground shipping on larger orders.


Emergency Courier – At times we can help work with a courier service to get the part to your facility during downtimes scenarios. We prefer that the customer sets up the courier but we can be there to make sure the product is handed off to the driver. Please give us a call to see if this is an option on your order.

Please Note: Products listed as “ships today” can ship same-day if an order is placed before 4PM. For larger drives and motors we ask that notification for same-day shipments be provided by 2PM at the latest. For any products listed as “ships in 3-5 days”, please give us a call to see if this can be expedited.