
Our highest capacity bench top isolator. A cost effective product for weight loads up to 1000 lb. and 1/2 Hz performance vertical and horizontal. - Vertical Load Adjustment Crank - Simple manual adjustment compensates for changes in vertical load. - Vertical Load Adjustment Indicator - Easily determine optimum setting using this simple visual indicator. - Vertical Stiffness Adjustment Screw - Dial in Guaranteed 1/2 Hz or less Vertical natural frequency using this simple adjustment. For International Orders, A Handling Fee of 5% is Added. The BA-1 is the BM-1 isolator with auto-adjust modificaitons and an external control box. The auto-adjust feature will re-adjust the isolator when there is a payload weight change within +/- 7 lbs. The BA-1 can also be operated manually just like the BM-1. Weight: Approximately 90 lb (41 kg), Control Unit 2 lb (1 kg) Isolator Dimensions: 24" W x 22.5" D x 9" H (610mm W x 572mm D x 216mm H) Control Box Dimensions: 7.25" W x 4.5" D x 2" H (184mm W x 114mm D x 51mm H) Approximate payload weight range: Model Payload Range Price 100BA-1 60 - 100 lb (27 - 48 kg) $10,265.00 150BA-1 90 - 155 lb (41 - 70 kg) $10,345.00 250BA-1 180 - 270 lb (82 - 123 kg) $10,890.00 350BA-1 290 - 370 lb (132 - 168 kg) $11,325.00 500BA-1 360 - 525 lb (164 - 239 kg) $11,665.00 650BA-1 500 - 680 lb (227 - 309 kg) $11,905.00 850BA-1 630 - 900 lb (285 - 408 kg) $12,535.00 1000BA-1 890 - 1050 lb (403 - 476 kg) $12,605.00 Weight: Approximately 90 lb (41 kg) - Dimensions - an additional 0.675" taller than the above units Performance - Vertical natural frequency of 1/2 Hz or less can be achieved over the entire load range. - Horizontal natural frequency is load dependent. 1/2 Hz or less can be achieved at or near the nominal load. Simple Set-Up and Adjustment

The MK26 Series Vibration Control Workstation with more ergonomic comfort is designed specifically for ultra-low natural frequency applications. The system utilizes MinusK patented negative stiffness vibration isolators in order to provide a compact, passive Vibration Isolation Workstation with ultra-low natural frequencies, higher internal structural frequencies, and excellent vertical and horizontal isolation efficiencies. The MK26 has also been upgraded to provide much better user comfort and additional leg space. It also does this without any air or electricity! The Minus K vertical isolator uses a stiff spring and negative-stiffness mechanism to achieve a low net vertical stiffness without affecting the static load supporting capability. Horizontal vibration isolation is provided by beam columns connected in series with the vertical-motion isolator. Adjusted to a 1/2 Hz natural frequency, the workstation achieves about 93% isolation efficiency at 2 Hz, 99% at 5 Hz and 99.7% at 10 Hz. The MK26 Series can be configured for a wide variety of applications and customized with most of our vibration isolation workstation accessories. Typical Vibration Control Applications for the MK26 Vibration Isolation Workstation. The MK26 Series offers the ultimate performance for a wide range of instruments, such as analytical balances, cell injection, confocal microscopes, patch clamping, optical microscopes, wafer probing, sensor calibration atomic force microscopes and other sensitive equipment in fields such as semiconductor processing, telecommunications, aerospace engineering, and medical research. MK26 - 30" x 36" Frame (76 cm X 91 cm) Height w/ 2" Table top 30.5" - 32" ( 77.4 - 81.25cm) MK2601-01-XX: 250BM-1 Isolator Composite Payload Range: 52 lb - 142 lb (23 kg - 64 kg) Honeycomb Payload Range: 73 lb - 163 lb (33 kg -74 kg) Table Top Options Price -21 Composite w/white plastic laminate $14,660 -22 Composite w/stainless laminate $14,660 -23 Composite w/black plastic laminate $14,660 -24 Composite w/anti-static laminate $15,230 -40 Honeycomb/no holes $15,570 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $16,270 -46 SPILLPRUF Honeycomb M6 x 25mm centers $16,270 MK2602-01-XX: 350BM-1 Isolator Composite Payload Range: 162 lb - 242 lb (73 kg - 110 kg) Honeycomb Payload Range: 183 lb - 263 lb (83 kg -119 kg) Table Top Options Price -21 Composite w/white plastic laminate $14,950 -22 Composite w/stainless laminate $14,950 -23 Composite w/black plastic laminate $14,950 -24 Composite w/anti-static laminate $15,510 -40 Honeycomb/no holes $15,850 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $16,550 -46 SPILLPRUF Honeycomb M6 x 25mm centers $16,550 MK2603-01-XX: 500 BM-1 Isolator Composite Payload Range: 232 lb - 397 lb (105 kg - 180 kg) Honeycomb Payload Range: 253 lb - 418 lb (115 kg -190 kg) Table Top Options Price -21 Composite w/white plastic laminate $15,230 -22 Composite w/stainless laminate $15,230 -23 Composite w/black plastic laminate $15,230 -24 Composite w/anti-static laminate $15,780 -40 Honeycomb/no holes $16,130 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $16,840 -46 SPILLPRUF Honeycomb M6 x 25mm centers $16,840 MK2604-01-XX: 650BM-1 Isolator Composite Payload Range: 372 lb - 552 lb (169 kg - 250 kg) Honeycomb Payload Range: 393 lb - 573 lb (178 kg -260 kg) Table Top Options Price -21 Composite w/white plastic laminate $15,500 -22 Composite w/stainless laminate $15,500 -23 Composite w/black plastic laminate $15,500 -24 Composite w/anti-static laminate $16,080 -40 Honeycomb/no holes $16,420 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $17,120 -46 SPILLPRUF Honeycomb M6 x 25mm centers $17,120 MK26 - 30" x 36" Frame (76 cm X 91 cm) Height w/ 4 " Table top 32.5" - 34" ( 82.5 - 86.5cm) MK2605-01-XX: 850BM-1 Isolator Honeycomb Payload Range: 491 lb -761 lb (223 kg - 345 kg) Table Top Options Price -80 Honeycomb/no holes $19,600 -85 SPILLPRUF Honeycomb 1/4-20 x 1" centers $20,510 -86 SPILLPRUF Honeycomb M6 x 25mm centers $20,510 MK2606-01-XX: 1000BM-1 Isolator Honeycomb Payload Range: 751 lb -911 lb (341 kg - 413 kg) Table Top Options Price -80 Honeycomb/no holes $19,900 -85 SPILLPRUF Honeycomb 1/4-20 x 1" centers $20,810 -86 SPILLPRUF Honeycomb M6 x 25mm centers $20,810 MK26 - 36" x 48 " Frame (91 cm X 122 cm) Height w/ 2 " Table top 30.5" - 32" ( 77.4 - 81.25cm) MK2601-22-XX: 250BM-1 Isolator Composite Payload Range: 0 lb - 51 lb (0 kg - 23 kg) Honeycomb Payload Range: 0 lb - 86 lb (0 kg - 39 kg) Table Top Options Price -21 Composite w/white plastic laminate $15,220 -22 Composite w/stainless laminate $15,220 -23 Composite w/black plastic laminate $15,220 -24 Composite w/anti-static laminate $16,010 -40 Honeycomb/no holes $16,580 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $17,230 -46 SPILLPRUF Honeycomb M6 x 25mm centers $17,230 MK2602-22-XX: 350BM-1 Isolator Composite Payload Range: 71 lb - 151 lb (32 kg - 69 kg) Honeycomb Payload Range: 106 lb - 186 lb (48 kg - 84 kg) Table Top Options Price -21 Composite w/white plastic laminate $15,500 -22 Composite w/stainless laminate $15,500 -23 Composite w/black plastic laminate $15,500 -24 Composite w/anti-static laminate $16,300 -40 Honeycomb/no holes $16,860 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $17,510 -46 SPILLPRUF Honeycomb M6 x 25mm centers $17,510 MK2603-22-XX: 500BM-1 Isolator Composite Payload Range: 141 lb - 306 lb (69 kg - 139 kg) Honeycomb Payload Range: 176 lb - 341 lb (80 kg -155 kg) Table Top Options Price -21 Composite w/white plastic laminate $15,780 -22 Composite w/stainless laminate $15,780 -23 Composite w/black plastic laminate $15,780 -24 Composite w/anti-static laminate $16,580 -40 Honeycomb/no holes $17,130 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $17,790 -46 SPILLPRUF Honeycomb M6 x 25mm centers $17,790 MK2604-22-XX: 650BM-1 Isolator Composite Payload Range: 281 lb - 461 lb (127 kg - 209 kg) Honeycomb Payload Range: 316 lb - 496 lb (143kg -225 kg) Table Top Options Price -21 Composite w/white plastic laminate $16,050 -22 Composite w/stainless laminate $16,050 -23 Composite w/black plastic laminate $16,050 -24 Composite w/anti-static laminate $16,860 -40 Honeycomb/no holes $17,430 -45 SPILLPRUF Honeycomb 1/4-20 x 1" centers $18,080 -46 SPILLPRUF Honeycomb M6 x 25mm centers $18,080 MK26 - 36" x 48 " Frame (91 cm X 122 cm) Height w/ 4 " Table top 32.5" - 34" ( 82.5 - 86.5cm) MK2605-22-XX: 850BM-1 Isolator Honeycomb Payload Range: 394 lb - 664 lb (179 kg - 301 kg) Table Top Options Price -80 Honeycomb/no holes $20,380 -85 SPILLPRUF Honeycomb 1/4-20 x 1" centers $21,600 -86 SPILLPRUF Honeycomb M6 x 25mm centers $21,600 MK2606-22-XX: 1000BM-1 Isolator Honeycomb Payload Range: 654 lb - 814 lb (297 kg - 369 kg) Table Top Options Price -80 Honeycomb/no holes $20,890 -85 SPILLPRUF Honeycomb 1/4-20 x 1" centers $21,810 -86 SPILLPRUF Honeycomb M6 x 25mm centers $21,810 For International Orders, A Handling Fee of 5% is Added. Contact Minus K for custom payload ranges and sizes
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Low frequency vibration isolator for weight loads from 500 to 4200 lbs. and 1/2 Hz performance vertical and horizontal. The SM-1 negative-stiffness isolator is the basic building block of the FP-1 Floor Platform and other heavy multiple isolator systems. They require no air or electricity. This isolator has the same basic features of our all passive, negative-stiffness, manually-adjustable bench top isolators. It offers our very-low frequency isolation performance for payloads of many thousands of pounds. The SM-1 isolator can be used alone or with any number of additional units to achieve higher capacity systems. They can be arranged in many geometrical configurations to suit your application. If there is a need, the isolators can be customized to achieve user specific needs. Eg., different horizontal and vertical frequencies, dampening, etc. They can also be made cleanroom and vacuum capatible. The SM-1 isolators can also be placed on pedestals to increase the height of the isolation system. For International Orders, A Handling Fee of 5% is Added. Weight: Approximately 155 lb (70.3 kg) Dimensions: 13" W x 13" D x 20.5" H (330mm W x 330mm D x 521mm H) Approximate payload weight range: 700SM-1: 110 - 750 lb (50 - 340 kg) $12,600.00 1200SM-1: 675 - 1330 lb (315 - 603 kg) $12,800.00 1500SM-1: 800 - 1550 lb (363 - 703 kg) $13,000.00 1900SM-1: 1200 - 1950 lb (544 - 885 kg) $13,200.00 2400SM-1: 1800 - 2500 lb (817 - 1134 kg) $13,400.00 2900SM-1: 2400 - 3000 lb (1089 - 1361 kg) $13,600.00 3400SM-1: 2800 - 3600 lb (1270 - 1633 kg) $13,800.00 4000SM-1: 3400 - 4200 lb (1542 - 1905 kg) $14,000.00 Performance - Vertical natural frequency of 1/2 Hz or less can be achieved over the entire load range. - Horizontal natural frequency is load dependent. 1/2 Hz or less can be achieved at or near the nominal load. Simple Set-Up and Adjustment Contact Minus K for custom payload ranges Cost for crating isolator for shipping will be added approx $100 per isolator
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Our highest capacity bench top isolator. A cost effective product for weight loads up to 1000 lb. and 1/2 Hz performance vertical and horizontal. - Vertical Load Adjustment Crank - Simple manual adjustment compensates for changes in vertical load. - Vertical Load Adjustment Indicator - Easily determine optimum setting using this simple visual indicator. - Vertical Stiffness Adjustment Screw - Dial in Guaranteed 1/2 Hz or less Vertical natural frequency using this simple adjustment. For International Orders, A Handling Fee of 5% is Added. The BA-1 is the BM-1 isolator with auto-adjust modificaitons and an external control box. The auto-adjust feature will re-adjust the isolator when there is a payload weight change within +/- 7 lbs. The BA-1 can also be operated manually just like the BM-1, See a typical performance curve for this product. Weight: Approximately 90 lb (41 kg), Control Unit 2 lb (1 kg) Isolator Dimensions: 24" W x 22.5" D x 9" H (610mm W x 572mm D x 216mm H) Control Box Dimensions: 7.25" W x 4.5" D x 2" H (184mm W x 114mm D x 51mm H) Approximate payload weight range: Model Payload Range Price 100BA-1 60 - 100 lb (27 - 48 kg) $10,265.00 150BA-1 90 - 155 lb (41 - 70 kg) $10,345.00 250BA-1 180 - 270 lb (82 - 123 kg) $10,890.00 350BA-1 290 - 370 lb (132 - 168 kg) $11,325.00 500BA-1 360 - 525 lb (164 - 239 kg) $11,665.00 650BA-1 500 - 680 lb (227 - 309 kg) $11,905.00 Weight: Approximately 90 lb (41 kg) - Dimensions - an additional 0.675" taller than the above units 850BA-1 630 - 900 lb (285 - 408 kg) $12,535.00 1000BA-1 890 - 1050 lb (403 - 476 kg) $12,605.00 Performance - Vertical natural frequency of 1/2 Hz or less can be achieved over the entire load range. - Horizontal natural frequency is load dependent. 1/2 Hz or less can be achieved at or near the nominal load. Simple Set-Up and Adjustment
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The most cost effective bench top platform capable of 1/2 Hz performance vertical and horizontal. It also does this without any air or electricity! They can also be made cleanroom and vacuum compatible. See a typical performance curve for this product. For International Orders, A Handling Fee of 5% is Added. BM-4 Specification Sheet Weight: Approximately 80 lb (36 kg) Dimensions: 16.8" W x 16.8" D x 8.5" H (427mm W x 427mm D x 216mm H) Approximate payload weight range: Model Payload RangePrice 25BM-4 0 - 25 lb (0 - 11 kg)$3,710.00 50BM-4 20 - 55 lb (9 - 25 kg)$3,770.00 100BM-450 - 105 lb (23 - 48 kg)$3,830.00 150BM-490 - 155 lb 41 - 70 kg)$3,890.00 200BM-4 145 - 205 lb (63 - 93 kg)$3,950.00 Weight: Approximately 70 lb (32 kg)/(same dimensions) Performance - Vertical natural frequency of 1/2 Hz or less can be achieved over the entire load range. - Horizontal natural frequency is load dependent. 1/2 Hz or less can be achieved at or near the nominal load. - See Performance for a typical transmissibility curve with 1/2 Hz natural frequency. Simple Set-Up and Adjustment Contact Minus K for custom payload ranges
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