QB Series Dry Block Heating Systems

Regular price: $1,339.00
Sale price: $1,339.00
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Grant QB series dry block heating systems provide precise, contamination‑free heating for tubes, vials, and plates without the need for liquid baths. Designed for flexibility and ease of use, the QB range offers interchangeable blocks, accurate digital temperature control, and compact bench‑top footprints, making them ideal for modern laboratory workflows. Suitable for sample incubation, enzyme reactions, DNA/RNA preparation, and general sample heating, Grant QB dry block heaters deliver reliable temperature performance for research, clinical, and teaching laboratories

Model:

Product variants:

Designed for flexibility and efficiency the block heaters come with a choice of standard and custom blocks. The versatile dry block heater series are ideal for general sample heating, research or chemistry applications.

A versatile general purpose system with removable/interchangeable blocks and a comprehensive specification to suit most dry block heating applications in the laboratory.

Temperature range ambient +5ºC to 130ºC, with rapid heat-up time
Stability: ±0.1ºC
Uniformity: ±0.1ºC
Digital temperature control for optimal precision
Range of convenient features including alarms, single and dual point calibration, programmed start/stop, 'offset' for known sample temperature variation and choice of external or internal probes
External probe available for accurate in-sample or in-block temperature control
Includes block removal tool for easy and safe removal of blocks.

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Specification	QBD1	QBD2	QBD4	QBH2
Dimensions (h x d x w)	120 x 240 x 200 mm	120 x 285 x 200 mm	120 x 390 x 200 mm	120 x 295 x 200 mm
Temperature range @37°C	Ambient +5 to 130°C	Ambient +5 to 130°C	Ambient +5 to 130°C	Ambient +5 to 200°C
Stability @37°C	0.1 ± ºC	0.1 ± ºC	0.1 ± ºC	0.1 ± ºC
Uniformity within the block @37°C	0.1 ± ºC	0.1 ± ºC	0.1 ± ºC	0.1 ± ºC
Uniformity across similar blocks @37°C	0.2 ± ºC	0.2 ± ºC	0.2 ± ºC	0.2 ± ºC
Temperature display	•	•	•	•
Display resolution	0.1°C	0.1°C	0.1°C	0.1°C
Heat up time (25ºC to 100ºC)	20 minutes	20 minutes	20 minutes	15 minutes
Three programmable temperature/time segments + end-of-program segments	-	-	-	•
Reaction timer with audible buzzer	1 to 999 minutes	1 to 999 minutes	1 to 999 minutes	1 to 999 minutes
Function timer (delay heater start-up/switch-off)	Up to 72 hours	Up to 72 hours	Up to 72 hours	Up to 72 hours
Off-set adjustment	•	•	•	•
Two-point calibration of internal and external probes	•	•	•	•
High/low temperature alarms (settable to within 0.5ºC)	•	•	•	•
Fault indication display	•	•	•	•
Extraction tool for block removal	•	•	•	•
Safety	Thermal fuse	Thermal fuse	Thermal fuse	Thermal fuse
Heater power (230V)	150 W	300 W	600 W	300 W
Heater power (120V)	100 W	200 W	400 W	200 W
Supply voltage	120 or 230V	120 or 230V	120 or 230V	120 or 230V
Weight	2.2 kg	2.7 kg	3.6 kg	3 kg

A source of precision temperature control for general, routing applications and sensitive analytical procedures including enzyme digestions, enzyme activity studies and nucleid acid hybridisations.

Product Manuals

32331v1-QBA-QBD-QBH-Block-Heater-Operating-Manual-ML

Technical Datasheets

No downloads available

Further Information

Dry Block Heaters

Blocks

QB-0

Plain block without holes

QB-10

For 24 x ø 10mm test tubes, 50mm hole depth

QB-12

For 24 x ø12mm test tubes, 50mm hole depth

QB-13

For 12 x ø13mm test tubes, 50mm hole depth

QB-16

For 12 x ø16mm test tubes, 50mm hole depth

QB-17H

For 10 x Falcon tubes tall 17mm ø test tubes, 75mm hole depth

QB-18

For 12 x ø18mm test tubes, 50mm hole depth

QB-24

For 5 x ø24mm test tubes and universal bottles, 50mm hole depth

QB-50

For 4 x 50ml centrifuge test tubes, glass universals, 50mm hole depth ø29mm

Microtube Blocks

QB-H

For 56 x 0.2ml microtube, 14mm hole depth, ø6.5mm

QB-E0

For 24 x 0.5ml microtube, 30mm hole depth, ø8mm

QB-E1

For 24 x 1.5ml microtube, 35mm hole depth, ø10.8mm

QB-E2

For 24 x 2.0ml microtube, 35mm hole depth, ø11mm

Microplate Blocks

Double-size blocks 140 x 100 x 75mm supplied with additional extraction tool

QDP-H - Microplate Block

96 holes in microplate configuration for 0.2ml microplates, strips or individual tubes. Uniformity ± 0.3ºC within tubes across the block; 6.2mm ø holes, 14mm hole depth.

QDP-FL - Microplate Block

Universal block for standard 96-well plates (u-well, v-well, flat bottom, high temperature). Uniformity ± 0.50ºC between wells; supplied with hinged, double layer lid to create an insulated incubation chamber.

Probes

QBEP

Standard external temperature probe for in-sample or
in-block temperature control; encased in stainless steel sheath, ø3mm x 30mm long, with 350mm of cable.

Lids

Lid clearance height 85cm. Not required with QDP-FL Microtiter blocks.