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Neslab

RTE 740 Chiller

Neslab RTE family
Research Quality: 40% complete

The Neslab RTE 740 Chiller is a refrigerated bath/circulator for temperature control applications that require a fluid area or pumping to an external system. The Neslab RTE 740 Chiller has a temperature range of -40°C to 200°C. The Neslab RTE 740 Chiller has a pumping capacity of 15 lpm at 0'Head.[1][2][3]

NeslabRTE 740 Chiller
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Power

115V, 1 Ph, 60 Hz, 16A[2]

Vacuum

15 lpm at 0’Head[2]

What it is

The Neslab RTE 740 Chiller is a refrigerated bath circulator used for temperature control of fluids and for pumping temperature-controlled fluid to an external system.[1]

How it works

The Neslab RTE refrigerated bath/circulator architecture uses a non-CFC air-cooled refrigeration system, a circulation pump, a seamless stainless steel bath, a work area cover, and a microprocessor temperature controller.[1]

The RTE 740 Digital Plus configuration includes a digital display, microprocessor control, temperature offset adjustment, flow-rate adjustment, a remote sensor port, RS-232 and RS-485 communication ports, an on/off timer with clock, and an audible safety alarm.[4]

Where it fits in the process flow

The Neslab RTE refrigerated bath/circulator family is intended for applications requiring a fluid area or pumping to an external system.[1]

Why won't it start?

Documented failure modes, common issues, and field considerations.

  • One source states a unit powers on to ER54 code indicating a serious non-recoverable fault with the temperature controller or a catastrophic failure within the unit.

What do the numbers mean?

Power & electrical3

Voltage
115V, 1 Ph, 60 Hz, 16A[2]
Accurate?
Power
115V, 1 Ph, 60 Hz, 16A[2]
Accurate?
Heater
800 watts[4]
Accurate?

Vacuum & pumping2

Pumping capacity
15 lpm at 0’Head[2]
Accurate?
Pump head
16' max head[4]
Accurate?

Control & software1

Controller
Microprocessor temperature controller[1]
Accurate?

Configuration & options7

Temperature range
-40°C to 200°C[2]
Accurate?
Cooling capacity
800W at 20°C[2]
Accurate?
Type
Refrigerated bath/circulator[1]
Accurate?
Refrigeration system
Non-CFC air-cooled refrigeration system[1]
Accurate?
Bath construction
Seamless stainless steel bath[1]
Accurate?
Bath volume
7.0 liters (1.9 gallons)[4]
Accurate?
Temperature stability
±0.01°C[4]
Accurate?
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Pumping capacity15 lpm at 0’Head[2]
  • Voltage115V, 1 Ph, 60 Hz, 16A[2]
  • Power115V, 1 Ph, 60 Hz, 16A[2]
  • Heater800 watts[4]
  • Pump head16' max head[4]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

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Frequently asked questions

What temperature range is given for the Neslab RTE 740 Chiller?

The Neslab RTE 740 Chiller is given a temperature range of -40°C to 200°C.[2][3][4]

What cooling capacity is given for the Neslab RTE 740 Chiller?

The Neslab RTE 740 Chiller is given a cooling capacity of 800W at 20°C.[2][3][4]

What pumping capacity is given for the Neslab RTE 740 Chiller?

The Neslab RTE 740 Chiller is given a pumping capacity of 15 lpm at 0 head.[2][3][4]

What electrical specification is given for the Neslab RTE 740 Chiller?

The Neslab RTE 740 Chiller is given a rating of 115V, 1 Ph, 60 Hz, 16A.[2][3][4]

What communication and control features are given for the Digital Plus configuration?

The Digital Plus configuration is given a digital display, microprocessor control, temperature offset adjustment, flow-rate adjustment, a remote sensor port, RS-232 and RS-485 communication ports, an on/off timer with clock, and an audible safety alarm.[4]

Not publicly documented

The following facts about the RTE 740 Chiller are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the RTE 740 Chiller are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • No publicly documented variants, configuration options, or revision breakpoints of the RTE 740 Chiller are on record.

    Answerable by: an OEM product catalog or an engineer who ordered or specified the tool

  • The control-system platform and OS era of the RTE 740 Chiller are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • The process node or technology generation of the RTE 740 Chiller is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the RTE 740 Chiller are on record.

    Answerable by: an OEM parts catalog or a service engineer

Sources & citations

Sources (4)Every fact above is drawn from these public sources
  1. [1]ietltd.com — ietltd.comietltd.com
  2. [2]inventory listing
  3. [3]RTE 740 Chiller — Neslab | Specs, Sourcing & Service | Waferpedia — waferpedia.comwaferpedia.com
  4. [4]expresslabwerks.com — expresslabwerks.comexpresslabwerks.com
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Last updated Oct 10, 2026.

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